FHIR Application Feature Framework Implementation Guide
1.0.0 - STU 1

FHIR Application Feature Framework Implementation Guide - Local Development build (v1.0.0) built by the FHIR (HL7® FHIR® Standard) Build Tools. See the Directory of published versions

## Logical Model: FeatureDefinition - XML Profile

Page standards status: Trial-use | Maturity Level: 2

XML representation of the FeatureDefinition logical model.

Raw xml | Download

    <StructureDefinition xmlns="http://hl7.org/fhir">
      <id value="FeatureDefinition"/>
      <text>
        <status value="extensions"/>
        <div xmlns="http://www.w3.org/1999/xhtml"><p class="res-header-id"><b>Generated Narrative: StructureDefinition FeatureDefinition</b></p><table border="0" cellpadding="0" cellspacing="0" style="border: 0px #F0F0F0 solid; font-size: 11px; font-family: verdana; vertical-align: top;"><tr style="border: 1px #F0F0F0 solid; font-size: 11px; font-family: verdana; vertical-align: top"><th style="vertical-align: top; text-align : var(--ig-left,left); background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px; padding-top: 3px; padding-bottom: 3px" class="hierarchy"><a href="https://build.fhir.org/ig/FHIR/ig-guidance/readingIgs.html#table-views" title="The logical name of the element">Name</a></th><th style="vertical-align: top; text-align : var(--ig-left,left); background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px; padding-top: 3px; padding-bottom: 3px" class="hierarchy"><a href="https://build.fhir.org/ig/FHIR/ig-guidance/readingIgs.html#table-views" title="Information about the use of the element">Flags</a></th><th style="vertical-align: top; text-align : var(--ig-left,left); background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px; padding-top: 3px; padding-bottom: 3px" class="hierarchy"><a href="https://build.fhir.org/ig/FHIR/ig-guidance/readingIgs.html#table-views" title="Minimum and Maximum # of times the element can appear in the instance">Card.</a></th><th style="vertical-align: top; text-align : var(--ig-left,left); background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px; padding-top: 3px; padding-bottom: 3px; width: 100px" class="hierarchy"><a href="https://build.fhir.org/ig/FHIR/ig-guidance/readingIgs.html#table-views" title="Reference to the type of the element">Type</a></th><th style="vertical-align: top; text-align : var(--ig-left,left); background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px; padding-top: 3px; padding-bottom: 3px" class="hierarchy"><a href="https://build.fhir.org/ig/FHIR/ig-guidance/readingIgs.html#table-views" title="Additional information about the element">Description &amp; Constraints</a><span style="float: right"><a href="https://build.fhir.org/ig/FHIR/ig-guidance/readingIgs.html#table-views" title="Legend for this format"><img src="data:image/png;base64, " alt="doco" style="background-color: inherit"/></a></span></th></tr><tr style="border: 0px #F0F0F0 solid; padding:0px; vertical-align: top; background-color: white"><td style="vertical-align: top; text-align : var(--ig-left,left); background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px; white-space: nowrap; background-image: url(tbl_bck1.png)" class="hierarchy"><img src="tbl_spacer.png" alt="." style="background-color: inherit" class="hierarchy"/><img src="icon_element.gif" alt="." style="background-color: white; background-color: inherit" title="Element" class="hierarchy"/> <a href="StructureDefinition-FeatureDefinition-definitions.html#FeatureDefinition" title="A definition of a feature that applications may implement, or be required to implement. Features are an aspect of a an  applications implementation that
    generally impacts on the handling of data received from or provided to from the application, which makes it worth declaring. Once declared,  ">FeatureDefinition</a><a name="FeatureDefinition"> </a></td><td style="vertical-align: top; text-align : var(--ig-left,left); background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px" class="hierarchy"/><td style="vertical-align: top; text-align : var(--ig-left,left); background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px" class="hierarchy"><span style="opacity: 0.5">0</span><span style="opacity: 0.5">..</span><span style="opacity: 0.5">*</span></td><td style="vertical-align: top; text-align : var(--ig-left,left); background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px" class="hierarchy"><a href="http://hl7.org/fhir/R5/domainresource.html">DomainResource</a></td><td style="vertical-align: top; text-align : var(--ig-left,left); background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px" class="hierarchy">Feature Definition<br/><br/>Elements defined in Ancestors:<a href="http://hl7.org/fhir/R5/resource.html" title="The logical id of the resource, as used in the URL for the resource. Once assigned, this value never changes.">id</a>, <a href="http://hl7.org/fhir/R5/resource.html" title="The metadata about the resource. This is content that is maintained by the infrastructure. Changes to the content might not always be associated with version changes to the resource.">meta</a>, <a href="http://hl7.org/fhir/R5/resource.html" title="A reference to a set of rules that were followed when the resource was constructed, and which must be understood when processing the content. Often, this is a reference to an implementation guide that defines the special rules along with other profiles etc.">implicitRules</a>, <a href="http://hl7.org/fhir/R5/resource.html" title="The base language in which the resource is written.">language</a>, <a href="http://hl7.org/fhir/R5/domainresource.html" title="A human-readable narrative that contains a summary of the resource and can be used to represent the content of the resource to a human. The narrative need not encode all the structured data, but is required to contain sufficient detail to make it &quot;clinically safe&quot; for a human to just read the narrative. Resource definitions may define what content should be represented in the narrative to ensure clinical safety.">text</a>, <a href="http://hl7.org/fhir/R5/domainresource.html" title="These resources do not have an independent existence apart from the resource that contains them - they cannot be identified independently, nor can they have their own independent transaction scope. This is allowed to be a Parameters resource if and only if it is referenced by a resource that provides context/meaning.">contained</a>, <a href="http://hl7.org/fhir/R5/domainresource.html" title="May be used to represent additional information that is not part of the basic definition of the resource. To make the use of extensions safe and managable, there is a strict set of governance applied to the definition and use of extensions. Though any implementer can define an extension, there is a set of requirements that SHALL be met as part of the definition of the extension.">extension</a>, <a href="http://hl7.org/fhir/R5/domainresource.html" title="May be used to represent additional information that is not part of the basic definition of the resource and that modifies the understanding of the element that contains it and/or the understanding of the containing element's descendants. Usually modifier elements provide negation or qualification. To make the use of extensions safe and managable, there is a strict set of governance applied to the definition and use of extensions. Though any implementer is allowed to define an extension, there is a set of requirements that SHALL be met as part of the definition of the extension. Applications processing a resource are required to check for modifier extensions.

    Modifier extensions SHALL NOT change the meaning of any elements on Resource or DomainResource (including cannot change the meaning of modifierExtension itself).">modifierExtension</a><br/><a href="http://hl7.org/fhir/R5/uml.html#interfaces">Interfaces Implemented</a>: <a href="http://hl7.org/fhir/R5/canonicalresource.html" title="Common Interface declaration for conformance and knowledge artifact resources.">CanonicalResource</a></td></tr>
    <tr style="border: 0px #F0F0F0 solid; padding:0px; vertical-align: top; background-color: #F7F7F7"><td style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px; white-space: nowrap; background-image: url(tbl_bck10.png)" class="hierarchy"><img src="tbl_spacer.png" alt="." style="background-color: inherit" class="hierarchy"/><img src="tbl_vjoin.png" alt="." style="background-color: inherit" class="hierarchy"/><img src="icon_primitive.png" alt="." style="background-color: #F7F7F7; background-color: inherit" title="Primitive Data Type" class="hierarchy"/> <a href="StructureDefinition-FeatureDefinition-definitions.html#FeatureDefinition.url" title="An absolute URI that is used to identify this {{title}} when it is referenced in a specification, model, design or an instance; also called its canonical identifier. This SHOULD be globally unique and SHOULD be a literal address at which an authoritative instance of this {{title}} is (or will be) published. This URL can be the target of a canonical reference. It SHALL remain the same when the {{title}} is stored on different servers.">url</a><a name="FeatureDefinition.url"> </a></td><td style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px" class="hierarchy"><span style="padding-left: 3px; padding-right: 3px; color: black; null" title="This element is included in summaries">Σ</span></td><td style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px" class="hierarchy">0..1</td><td style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px" class="hierarchy"><a href="http://hl7.org/fhir/R5/datatypes.html#uri">uri</a></td><td style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px" class="hierarchy">Canonical identifier for this {{title}}, represented as an absolute URI (globally unique)</td></tr>
    <tr style="border: 0px #F0F0F0 solid; padding:0px; vertical-align: top; background-color: white"><td style="vertical-align: top; text-align : var(--ig-left,left); background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px; white-space: nowrap; background-image: url(tbl_bck10.png)" class="hierarchy"><img src="tbl_spacer.png" alt="." style="background-color: inherit" class="hierarchy"/><img src="tbl_vjoin.png" alt="." style="background-color: inherit" class="hierarchy"/><img src="icon_datatype.gif" alt="." style="background-color: white; background-color: inherit" title="Data Type" class="hierarchy"/> <a href="StructureDefinition-FeatureDefinition-definitions.html#FeatureDefinition.identifier" title="A formal identifier that is used to identify this {{title}} when it is represented in other formats, or referenced in a specification, model, design or an instance.">identifier</a><a name="FeatureDefinition.identifier"> </a></td><td style="vertical-align: top; text-align : var(--ig-left,left); background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px" class="hierarchy"><span style="padding-left: 3px; padding-right: 3px; color: black; null" title="This element is included in summaries">Σ</span></td><td style="vertical-align: top; text-align : var(--ig-left,left); background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px" class="hierarchy">0..*</td><td style="vertical-align: top; text-align : var(--ig-left,left); background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px" class="hierarchy"><a href="http://hl7.org/fhir/R5/datatypes.html#Identifier">Identifier</a></td><td style="vertical-align: top; text-align : var(--ig-left,left); background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px" class="hierarchy">Additional identifier for the {{title}}<br/></td></tr>
    <tr style="border: 0px #F0F0F0 solid; padding:0px; vertical-align: top; background-color: #F7F7F7"><td style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px; white-space: nowrap; background-image: url(tbl_bck10.png)" class="hierarchy"><img src="tbl_spacer.png" alt="." style="background-color: inherit" class="hierarchy"/><img src="tbl_vjoin.png" alt="." style="background-color: inherit" class="hierarchy"/><img src="icon_primitive.png" alt="." style="background-color: #F7F7F7; background-color: inherit" title="Primitive Data Type" class="hierarchy"/> <a href="StructureDefinition-FeatureDefinition-definitions.html#FeatureDefinition.version" title="The identifier that is used to identify this version of the {{title}} when it is referenced in a specification, model, design or instance. This is an arbitrary value managed by the {{title}} author and is not expected to be globally unique. For example, it might be a timestamp (e.g. yyyymmdd) if a managed version is not available. There is also no expectation that versions can be placed in a lexicographical sequence without additional knowledge.  (See the versionAlgorithm element.)">version</a><a name="FeatureDefinition.version"> </a></td><td style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px" class="hierarchy"><span style="padding-left: 3px; padding-right: 3px; color: black; null" title="This element is included in summaries">Σ</span></td><td style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px" class="hierarchy">0..1</td><td style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px" class="hierarchy"><a href="http://hl7.org/fhir/R5/datatypes.html#string">string</a></td><td style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px" class="hierarchy">Business version of the {{title}}</td></tr>
    <tr style="border: 0px #F0F0F0 solid; padding:0px; vertical-align: top; background-color: white"><td style="vertical-align: top; text-align : var(--ig-left,left); background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px; white-space: nowrap; background-image: url(tbl_bck11.png)" class="hierarchy"><img src="tbl_spacer.png" alt="." style="background-color: inherit" class="hierarchy"/><img src="tbl_vjoin.png" alt="." style="background-color: inherit" class="hierarchy"/><img src="icon_choice.gif" alt="." style="background-color: white; background-color: inherit" title="Choice of Types" class="hierarchy"/> <a href="StructureDefinition-FeatureDefinition-definitions.html#FeatureDefinition.versionAlgorithm[x]" title="Indicates the mechanism used to compare versions to determine which is more current.">versionAlgorithm[x]</a><a name="FeatureDefinition.versionAlgorithm_x_"> </a></td><td style="vertical-align: top; text-align : var(--ig-left,left); background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px" class="hierarchy"><span style="padding-left: 3px; padding-right: 3px; color: black; null" title="This element is included in summaries">Σ</span></td><td style="vertical-align: top; text-align : var(--ig-left,left); background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px" class="hierarchy">0..1</td><td style="vertical-align: top; text-align : var(--ig-left,left); background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px" class="hierarchy"/><td style="vertical-align: top; text-align : var(--ig-left,left); background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px" class="hierarchy">How to compare versions<br class="binding"/><span style="font-weight:bold" title="null" class="binding">Binding: </span><a href="http://hl7.org/fhir/R5/valueset-version-algorithm.html" title="http://hl7.org/fhir/ValueSet/version-algorithm" class="binding">VersionAlgorithm</a><span title="null" class="binding"> (</span><a href="http://hl7.org/fhir/R5/terminologies.html#extensible" title="To be conformant, the concept in this element SHALL be from the specified value set if any of the codes within the value set can apply to the concept being communicated.  If the value set does not cover the concept (based on human review), alternate codings (or, data type allowing, text) may be included instead." class="binding">extensible</a><span title="null" class="binding">)</span></td></tr>
    <tr style="border: 0px #F0F0F0 solid; padding:0px; vertical-align: top; background-color: #F7F7F7"><td style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px; white-space: nowrap; background-image: url(tbl_bck110.png)" class="hierarchy"><img src="tbl_spacer.png" alt="." style="background-color: inherit" class="hierarchy"/><img src="tbl_vline.png" alt="." style="background-color: inherit" class="hierarchy"/><img src="tbl_vjoin.png" alt="." style="background-color: inherit" class="hierarchy"/><img src="icon_primitive.png" alt="." style="background-color: #F7F7F7; background-color: inherit" title="Primitive Data Type" class="hierarchy"/> <span title="string Type: A sequence of Unicode characters">versionAlgorithmString</span></td><td style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px" class="hierarchy"/><td style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px" class="hierarchy"/><td style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px" class="hierarchy"><a href="http://hl7.org/fhir/R5/datatypes.html#string">string</a></td><td style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px" class="hierarchy"/></tr>
    <tr style="border: 0px #F0F0F0 solid; padding:0px; vertical-align: top; background-color: white"><td style="vertical-align: top; text-align : var(--ig-left,left); background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px; white-space: nowrap; background-image: url(tbl_bck100.png)" class="hierarchy"><img src="tbl_spacer.png" alt="." style="background-color: inherit" class="hierarchy"/><img src="tbl_vline.png" alt="." style="background-color: inherit" class="hierarchy"/><img src="tbl_vjoin_end.png" alt="." style="background-color: inherit" class="hierarchy"/><img src="icon_datatype.gif" alt="." style="background-color: white; background-color: inherit" title="Data Type" class="hierarchy"/> <span title="Coding Type: A reference to a code defined by a terminology system.">versionAlgorithmCoding</span></td><td style="vertical-align: top; text-align : var(--ig-left,left); background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px" class="hierarchy"/><td style="vertical-align: top; text-align : var(--ig-left,left); background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px" class="hierarchy"/><td style="vertical-align: top; text-align : var(--ig-left,left); background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px" class="hierarchy"><a href="http://hl7.org/fhir/R5/datatypes.html#Coding">Coding</a></td><td style="vertical-align: top; text-align : var(--ig-left,left); background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px" class="hierarchy"/></tr>
    <tr style="border: 0px #F0F0F0 solid; padding:0px; vertical-align: top; background-color: #F7F7F7"><td style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px; white-space: nowrap; background-image: url(tbl_bck10.png)" class="hierarchy"><img src="tbl_spacer.png" alt="." style="background-color: inherit" class="hierarchy"/><img src="tbl_vjoin.png" alt="." style="background-color: inherit" class="hierarchy"/><img src="icon_primitive.png" alt="." style="background-color: #F7F7F7; background-color: inherit" title="Primitive Data Type" class="hierarchy"/> <a href="StructureDefinition-FeatureDefinition-definitions.html#FeatureDefinition.name" title="A natural language name identifying the {{title}}. This name should be usable as an identifier for the resource by machine processing applications such as code generation.">name</a><a name="FeatureDefinition.name"> </a></td><td style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px" class="hierarchy"><span style="padding-left: 3px; padding-right: 3px; color: black; null" title="This element is included in summaries">Σ</span><a style="padding-left: 3px; padding-right: 3px; border: 1px maroon solid; font-weight: bold; color: #301212; background-color: #fdf4f4;; padding-left: 3px; padding-right: 3px; border: 1px maroon solid; font-weight: bold; color: #301212; background-color: #fdf4f4;" href="http://hl7.org/fhir/R5/conformance-rules.html#constraints" title="This element has or is affected by constraints ( cnl-0 )">C</a></td><td style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px" class="hierarchy">0..1</td><td style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px" class="hierarchy"><a href="http://hl7.org/fhir/R5/datatypes.html#string">string</a></td><td style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px" class="hierarchy">Name for this {{title}} (computer friendly)</td></tr>
    <tr style="border: 0px #F0F0F0 solid; padding:0px; vertical-align: top; background-color: white"><td style="vertical-align: top; text-align : var(--ig-left,left); background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px; white-space: nowrap; background-image: url(tbl_bck10.png)" class="hierarchy"><img src="tbl_spacer.png" alt="." style="background-color: inherit" class="hierarchy"/><img src="tbl_vjoin.png" alt="." style="background-color: inherit" class="hierarchy"/><img src="icon_primitive.png" alt="." style="background-color: white; background-color: inherit" title="Primitive Data Type" class="hierarchy"/> <a href="StructureDefinition-FeatureDefinition-definitions.html#FeatureDefinition.title" title="A short, descriptive, user-friendly title for the {{title}}.">title</a><a name="FeatureDefinition.title"> </a></td><td style="vertical-align: top; text-align : var(--ig-left,left); background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px" class="hierarchy"><span style="padding-left: 3px; padding-right: 3px; color: black; null" title="This element is included in summaries">Σ</span></td><td style="vertical-align: top; text-align : var(--ig-left,left); background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px" class="hierarchy">0..1</td><td style="vertical-align: top; text-align : var(--ig-left,left); background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px" class="hierarchy"><a href="http://hl7.org/fhir/R5/datatypes.html#string">string</a></td><td style="vertical-align: top; text-align : var(--ig-left,left); background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px" class="hierarchy">Name for this {{title}} (human friendly)</td></tr>
    <tr style="border: 0px #F0F0F0 solid; padding:0px; vertical-align: top; background-color: #F7F7F7"><td style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px; white-space: nowrap; background-image: url(tbl_bck10.png)" class="hierarchy"><img src="tbl_spacer.png" alt="." style="background-color: inherit" class="hierarchy"/><img src="tbl_vjoin.png" alt="." style="background-color: inherit" class="hierarchy"/><img src="icon_primitive.png" alt="." style="background-color: #F7F7F7; background-color: inherit" title="Primitive Data Type" class="hierarchy"/> <a href="StructureDefinition-FeatureDefinition-definitions.html#FeatureDefinition.status" title="The current state of this {{title}}.">status</a><a name="FeatureDefinition.status"> </a></td><td style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px" class="hierarchy"><span style="padding-left: 3px; padding-right: 3px; color: black; null" title="This element is a modifier element">?!</span><span style="padding-left: 3px; padding-right: 3px; color: black; null" title="This element is included in summaries">Σ</span></td><td style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px" class="hierarchy">1..1</td><td style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px" class="hierarchy"><a href="http://hl7.org/fhir/R5/datatypes.html#code">code</a></td><td style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px" class="hierarchy">draft | active | retired | unknown<br class="binding"/><span style="font-weight:bold" title="null" class="binding">Binding: </span><a href="http://hl7.org/fhir/R5/valueset-publication-status.html" title="http://hl7.org/fhir/ValueSet/publication-status" class="binding">PublicationStatus</a><span title="null" class="binding"> (</span><a href="http://hl7.org/fhir/R5/terminologies.html#required" title="To be conformant, the concept in this element SHALL be from the specified value set." class="binding">required</a><span title="null" class="binding">)</span><span title="null" class="binding">: </span><span title="null" class="binding">The lifecycle status of an artifact.</span></td></tr>
    <tr style="border: 0px #F0F0F0 solid; padding:0px; vertical-align: top; background-color: white"><td style="vertical-align: top; text-align : var(--ig-left,left); background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px; white-space: nowrap; background-image: url(tbl_bck10.png)" class="hierarchy"><img src="tbl_spacer.png" alt="." style="background-color: inherit" class="hierarchy"/><img src="tbl_vjoin.png" alt="." style="background-color: inherit" class="hierarchy"/><img src="icon_primitive.png" alt="." style="background-color: white; background-color: inherit" title="Primitive Data Type" class="hierarchy"/> <a href="StructureDefinition-FeatureDefinition-definitions.html#FeatureDefinition.experimental" title="A Boolean value to indicate that this {{title}} is authored for testing purposes (or education/evaluation/marketing) and is not intended for genuine usage.">experimental</a><a name="FeatureDefinition.experimental"> </a></td><td style="vertical-align: top; text-align : var(--ig-left,left); background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px" class="hierarchy"><span style="padding-left: 3px; padding-right: 3px; color: black; null" title="This element is included in summaries">Σ</span></td><td style="vertical-align: top; text-align : var(--ig-left,left); background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px" class="hierarchy">0..1</td><td style="vertical-align: top; text-align : var(--ig-left,left); background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px" class="hierarchy"><a href="http://hl7.org/fhir/R5/datatypes.html#boolean">boolean</a></td><td style="vertical-align: top; text-align : var(--ig-left,left); background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px" class="hierarchy">For testing purposes, not real usage</td></tr>
    <tr style="border: 0px #F0F0F0 solid; padding:0px; vertical-align: top; background-color: #F7F7F7"><td style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px; white-space: nowrap; background-image: url(tbl_bck10.png)" class="hierarchy"><img src="tbl_spacer.png" alt="." style="background-color: inherit" class="hierarchy"/><img src="tbl_vjoin.png" alt="." style="background-color: inherit" class="hierarchy"/><img src="icon_primitive.png" alt="." style="background-color: #F7F7F7; background-color: inherit" title="Primitive Data Type" class="hierarchy"/> <a href="StructureDefinition-FeatureDefinition-definitions.html#FeatureDefinition.date" title="The date (and optionally time) when the {{title}} was last significantly changed. The date must change when the business version changes and it must change if the status code changes. In addition, it should change when the substantive content of the {{title}} changes.">date</a><a name="FeatureDefinition.date"> </a></td><td style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px" class="hierarchy"><span style="padding-left: 3px; padding-right: 3px; color: black; null" title="This element is included in summaries">Σ</span></td><td style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px" class="hierarchy">0..1</td><td style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px" class="hierarchy"><a href="http://hl7.org/fhir/R5/datatypes.html#dateTime">dateTime</a></td><td style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px" class="hierarchy">Date last changed</td></tr>
    <tr style="border: 0px #F0F0F0 solid; padding:0px; vertical-align: top; background-color: white"><td style="vertical-align: top; text-align : var(--ig-left,left); background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px; white-space: nowrap; background-image: url(tbl_bck10.png)" class="hierarchy"><img src="tbl_spacer.png" alt="." style="background-color: inherit" class="hierarchy"/><img src="tbl_vjoin.png" alt="." style="background-color: inherit" class="hierarchy"/><img src="icon_primitive.png" alt="." style="background-color: white; background-color: inherit" title="Primitive Data Type" class="hierarchy"/> <a href="StructureDefinition-FeatureDefinition-definitions.html#FeatureDefinition.publisher" title="The name of the organization or individual responsible for the release and ongoing maintenance of the {{title}}.">publisher</a><a name="FeatureDefinition.publisher"> </a></td><td style="vertical-align: top; text-align : var(--ig-left,left); background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px" class="hierarchy"><span style="padding-left: 3px; padding-right: 3px; color: black; null" title="This element is included in summaries">Σ</span></td><td style="vertical-align: top; text-align : var(--ig-left,left); background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px" class="hierarchy">0..1</td><td style="vertical-align: top; text-align : var(--ig-left,left); background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px" class="hierarchy"><a href="http://hl7.org/fhir/R5/datatypes.html#string">string</a></td><td style="vertical-align: top; text-align : var(--ig-left,left); background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px" class="hierarchy">Name of the publisher/steward (organization or individual)</td></tr>
    <tr style="border: 0px #F0F0F0 solid; padding:0px; vertical-align: top; background-color: #F7F7F7"><td style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px; white-space: nowrap; background-image: url(tbl_bck10.png)" class="hierarchy"><img src="tbl_spacer.png" alt="." style="background-color: inherit" class="hierarchy"/><img src="tbl_vjoin.png" alt="." style="background-color: inherit" class="hierarchy"/><img src="icon_datatype.gif" alt="." style="background-color: #F7F7F7; background-color: inherit" title="Data Type" class="hierarchy"/> <a href="StructureDefinition-FeatureDefinition-definitions.html#FeatureDefinition.contact" title="Contact details to assist a user in finding and communicating with the publisher.">contact</a><a name="FeatureDefinition.contact"> </a></td><td style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px" class="hierarchy"><span style="padding-left: 3px; padding-right: 3px; color: black; null" title="This element is included in summaries">Σ</span></td><td style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px" class="hierarchy">0..*</td><td style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px" class="hierarchy"><a href="http://hl7.org/fhir/R5/metadatatypes.html#ContactDetail">ContactDetail</a></td><td style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px" class="hierarchy">Contact details for the publisher<br/></td></tr>
    <tr style="border: 0px #F0F0F0 solid; padding:0px; vertical-align: top; background-color: white"><td style="vertical-align: top; text-align : var(--ig-left,left); background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px; white-space: nowrap; background-image: url(tbl_bck10.png)" class="hierarchy"><img src="tbl_spacer.png" alt="." style="background-color: inherit" class="hierarchy"/><img src="tbl_vjoin.png" alt="." style="background-color: inherit" class="hierarchy"/><img src="icon_primitive.png" alt="." style="background-color: white; background-color: inherit" title="Primitive Data Type" class="hierarchy"/> <a href="StructureDefinition-FeatureDefinition-definitions.html#FeatureDefinition.description" title="A free text natural language description of the {{title}} from a consumer's perspective.">description</a><a name="FeatureDefinition.description"> </a></td><td style="vertical-align: top; text-align : var(--ig-left,left); background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px" class="hierarchy"/><td style="vertical-align: top; text-align : var(--ig-left,left); background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px" class="hierarchy">0..1</td><td style="vertical-align: top; text-align : var(--ig-left,left); background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px" class="hierarchy"><a href="http://hl7.org/fhir/R5/datatypes.html#markdown">markdown</a></td><td style="vertical-align: top; text-align : var(--ig-left,left); background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px" class="hierarchy">Natural language description of the {{title}}</td></tr>
    <tr style="border: 0px #F0F0F0 solid; padding:0px; vertical-align: top; background-color: #F7F7F7"><td style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px; white-space: nowrap; background-image: url(tbl_bck10.png)" class="hierarchy"><img src="tbl_spacer.png" alt="." style="background-color: inherit" class="hierarchy"/><img src="tbl_vjoin.png" alt="." style="background-color: inherit" class="hierarchy"/><img src="icon_datatype.gif" alt="." style="background-color: #F7F7F7; background-color: inherit" title="Data Type" class="hierarchy"/> <a href="StructureDefinition-FeatureDefinition-definitions.html#FeatureDefinition.useContext" title="The content was developed with a focus and intent of supporting the contexts that are listed. These contexts may be general categories (gender, age, ...) or may be references to specific programs (insurance plans, studies, ...) and may be used to assist with indexing and searching for appropriate {{title}}s.">useContext</a><a name="FeatureDefinition.useContext"> </a></td><td style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px" class="hierarchy"><span style="padding-left: 3px; padding-right: 3px; color: black; null" title="This element is included in summaries">Σ</span></td><td style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px" class="hierarchy">0..*</td><td style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px" class="hierarchy"><a href="http://hl7.org/fhir/R5/metadatatypes.html#UsageContext">UsageContext</a></td><td style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px" class="hierarchy">The context that the content is intended to support<br/></td></tr>
    <tr style="border: 0px #F0F0F0 solid; padding:0px; vertical-align: top; background-color: white"><td style="vertical-align: top; text-align : var(--ig-left,left); background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px; white-space: nowrap; background-image: url(tbl_bck10.png)" class="hierarchy"><img src="tbl_spacer.png" alt="." style="background-color: inherit" class="hierarchy"/><img src="tbl_vjoin.png" alt="." style="background-color: inherit" class="hierarchy"/><img src="icon_datatype.gif" alt="." style="background-color: white; background-color: inherit" title="Data Type" class="hierarchy"/> <a href="StructureDefinition-FeatureDefinition-definitions.html#FeatureDefinition.jurisdiction" title="A legal or geographic region in which the {{title}} is intended to be used.">jurisdiction</a><a name="FeatureDefinition.jurisdiction"> </a></td><td style="vertical-align: top; text-align : var(--ig-left,left); background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px" class="hierarchy"><span style="padding-left: 3px; padding-right: 3px; color: black; null" title="This element is included in summaries">Σ</span></td><td style="vertical-align: top; text-align : var(--ig-left,left); background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px" class="hierarchy">0..*</td><td style="vertical-align: top; text-align : var(--ig-left,left); background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px" class="hierarchy"><a href="http://hl7.org/fhir/R5/datatypes.html#CodeableConcept">CodeableConcept</a></td><td style="vertical-align: top; text-align : var(--ig-left,left); background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px" class="hierarchy">Intended jurisdiction for {{title}} (if applicable)<br class="binding"/><span style="font-weight:bold" title="null" class="binding">Binding: </span><a href="http://hl7.org/fhir/R5/valueset-jurisdiction.html" title="http://hl7.org/fhir/ValueSet/jurisdiction" class="binding">JurisdictionValueSet</a><span title="null" class="binding"> (</span><a href="http://hl7.org/fhir/R5/terminologies.html#extensible" title="To be conformant, the concept in this element SHALL be from the specified value set if any of the codes within the value set can apply to the concept being communicated.  If the value set does not cover the concept (based on human review), alternate codings (or, data type allowing, text) may be included instead." class="binding">extensible</a><span title="null" class="binding">)</span><span title="null" class="binding">: </span><span title="null" class="binding">Countries and regions within which this artifact is targeted for use.</span><br/></td></tr>
    <tr style="border: 0px #F0F0F0 solid; padding:0px; vertical-align: top; background-color: #F7F7F7"><td style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px; white-space: nowrap; background-image: url(tbl_bck10.png)" class="hierarchy"><img src="tbl_spacer.png" alt="." style="background-color: inherit" class="hierarchy"/><img src="tbl_vjoin.png" alt="." style="background-color: inherit" class="hierarchy"/><img src="icon_primitive.png" alt="." style="background-color: #F7F7F7; background-color: inherit" title="Primitive Data Type" class="hierarchy"/> <a href="StructureDefinition-FeatureDefinition-definitions.html#FeatureDefinition.purpose" title="Explanation of why this {{title}} is needed and why it has been designed as it has.">purpose</a><a name="FeatureDefinition.purpose"> </a></td><td style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px" class="hierarchy"/><td style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px" class="hierarchy">0..1</td><td style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px" class="hierarchy"><a href="http://hl7.org/fhir/R5/datatypes.html#markdown">markdown</a></td><td style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px" class="hierarchy">Why this {{title}} is defined</td></tr>
    <tr style="border: 0px #F0F0F0 solid; padding:0px; vertical-align: top; background-color: white"><td style="vertical-align: top; text-align : var(--ig-left,left); background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px; white-space: nowrap; background-image: url(tbl_bck10.png)" class="hierarchy"><img src="tbl_spacer.png" alt="." style="background-color: inherit" class="hierarchy"/><img src="tbl_vjoin.png" alt="." style="background-color: inherit" class="hierarchy"/><img src="icon_primitive.png" alt="." style="background-color: white; background-color: inherit" title="Primitive Data Type" class="hierarchy"/> <a href="StructureDefinition-FeatureDefinition-definitions.html#FeatureDefinition.copyright" title="A copyright statement relating to the {{title}} and/or its contents. Copyright statements are generally legal restrictions on the use and publishing of the {{title}}.">copyright</a><a name="FeatureDefinition.copyright"> </a></td><td style="vertical-align: top; text-align : var(--ig-left,left); background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px" class="hierarchy"/><td style="vertical-align: top; text-align : var(--ig-left,left); background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px" class="hierarchy">0..1</td><td style="vertical-align: top; text-align : var(--ig-left,left); background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px" class="hierarchy"><a href="http://hl7.org/fhir/R5/datatypes.html#markdown">markdown</a></td><td style="vertical-align: top; text-align : var(--ig-left,left); background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px" class="hierarchy">Use and/or publishing restrictions</td></tr>
    <tr style="border: 0px #F0F0F0 solid; padding:0px; vertical-align: top; background-color: #F7F7F7"><td style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px; white-space: nowrap; background-image: url(tbl_bck10.png)" class="hierarchy"><img src="tbl_spacer.png" alt="." style="background-color: inherit" class="hierarchy"/><img src="tbl_vjoin.png" alt="." style="background-color: inherit" class="hierarchy"/><img src="icon_primitive.png" alt="." style="background-color: #F7F7F7; background-color: inherit" title="Primitive Data Type" class="hierarchy"/> <a href="StructureDefinition-FeatureDefinition-definitions.html#FeatureDefinition.copyrightLabel" title="A short string (&lt;50 characters), suitable for inclusion in a page footer that identifies the copyright holder, effective period, and optionally whether rights are resctricted. (e.g. 'All rights reserved', 'Some rights reserved').">copyrightLabel</a><a name="FeatureDefinition.copyrightLabel"> </a></td><td style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px" class="hierarchy"/><td style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px" class="hierarchy">0..1</td><td style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px" class="hierarchy"><a href="http://hl7.org/fhir/R5/datatypes.html#string">string</a></td><td style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px" class="hierarchy">Copyright holder and year(s)</td></tr>
    <tr style="border: 0px #F0F0F0 solid; padding:0px; vertical-align: top; background-color: white"><td style="vertical-align: top; text-align : var(--ig-left,left); background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px; white-space: nowrap; background-image: url(tbl_bck10.png)" class="hierarchy"><img src="tbl_spacer.png" alt="." style="background-color: inherit" class="hierarchy"/><img src="tbl_vjoin.png" alt="." style="background-color: inherit" class="hierarchy"/><img src="icon_primitive.png" alt="." style="background-color: white; background-color: inherit" title="Primitive Data Type" class="hierarchy"/> <a href="StructureDefinition-FeatureDefinition-definitions.html#FeatureDefinition.valueType" title="Features are very boolean: true or false for whether the application implements the feature, but the value
    associated with the feature might be a number, a string, or some kind of code">valueType</a><a name="FeatureDefinition.valueType"> </a></td><td style="vertical-align: top; text-align : var(--ig-left,left); background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px" class="hierarchy"/><td style="vertical-align: top; text-align : var(--ig-left,left); background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px" class="hierarchy">1..1</td><td style="vertical-align: top; text-align : var(--ig-left,left); background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px" class="hierarchy"><a href="http://hl7.org/fhir/R5/datatypes.html#code">code</a></td><td style="vertical-align: top; text-align : var(--ig-left,left); background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px" class="hierarchy">Type of value associated with the feature<br class="binding"/><span style="font-weight:bold" title="null" class="binding">Binding: </span><a href="http://hl7.org/fhir/R5/valueset-data-types.html" title="http://hl7.org/fhir/ValueSet/data-types" class="binding">FHIRTypes</a><span title="null" class="binding"> (</span><a href="http://hl7.org/fhir/R5/terminologies.html#required" title="To be conformant, the concept in this element SHALL be from the specified value set." class="binding">required</a><span title="null" class="binding">)</span></td></tr>
    <tr style="border: 0px #F0F0F0 solid; padding:0px; vertical-align: top; background-color: #F7F7F7"><td style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px; white-space: nowrap; background-image: url(tbl_bck10.png)" class="hierarchy"><img src="tbl_spacer.png" alt="." style="background-color: inherit" class="hierarchy"/><img src="tbl_vjoin.png" alt="." style="background-color: inherit" class="hierarchy"/><img src="icon_primitive.png" alt="." style="background-color: #F7F7F7; background-color: inherit" title="Primitive Data Type" class="hierarchy"/> <a href="StructureDefinition-FeatureDefinition-definitions.html#FeatureDefinition.valueSet" title="If a value set is specified, the value of the data type must come from the value set, and the
    value type must be one of the bindeable types defined in the FHIR specification">valueSet</a><a name="FeatureDefinition.valueSet"> </a></td><td style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px" class="hierarchy"/><td style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px" class="hierarchy">0..1</td><td style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px" class="hierarchy"><a href="http://hl7.org/fhir/R5/references.html">canonical</a>(<a href="http://hl7.org/fhir/R5/valueset.html">ValueSet</a>)</td><td style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px" class="hierarchy">ValueSet that controls what coded value are allowed</td></tr>
    <tr style="border: 0px #F0F0F0 solid; padding:0px; vertical-align: top; background-color: white"><td style="vertical-align: top; text-align : var(--ig-left,left); background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px; white-space: nowrap; background-image: url(tbl_bck10.png)" class="hierarchy"><img src="tbl_spacer.png" alt="." style="background-color: inherit" class="hierarchy"/><img src="tbl_vjoin.png" alt="." style="background-color: inherit" class="hierarchy"/><img src="icon_primitive.png" alt="." style="background-color: white; background-color: inherit" title="Primitive Data Type" class="hierarchy"/> <a href="StructureDefinition-FeatureDefinition-definitions.html#FeatureDefinition.contextDefinition" title="The contextDefinition provides human readable documentation describing how to interpret the context fields. ">contextDefinition</a><a name="FeatureDefinition.contextDefinition"> </a></td><td style="vertical-align: top; text-align : var(--ig-left,left); background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px" class="hierarchy"/><td style="vertical-align: top; text-align : var(--ig-left,left); background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px" class="hierarchy">1..1</td><td style="vertical-align: top; text-align : var(--ig-left,left); background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px" class="hierarchy"><a href="http://hl7.org/fhir/R5/datatypes.html#markdown">markdown</a></td><td style="vertical-align: top; text-align : var(--ig-left,left); background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px" class="hierarchy">Human readable documentation describing how to interpret the context fields</td></tr>
    <tr style="border: 0px #F0F0F0 solid; padding:0px; vertical-align: top; background-color: #F7F7F7"><td style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px; white-space: nowrap; background-image: url(tbl_bck10.png)" class="hierarchy"><img src="tbl_spacer.png" alt="." style="background-color: inherit" class="hierarchy"/><img src="tbl_vjoin.png" alt="." style="background-color: inherit" class="hierarchy"/><img src="icon_primitive.png" alt="." style="background-color: #F7F7F7; background-color: inherit" title="Primitive Data Type" class="hierarchy"/> <a href="StructureDefinition-FeatureDefinition-definitions.html#FeatureDefinition.contextExpressionLanguage" title="The contextExpressionLanguage specifies the mime type of context, if context uses an expression language.">contextExpressionLanguage</a><a name="FeatureDefinition.contextExpressionLanguage"> </a></td><td style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px" class="hierarchy"/><td style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px" class="hierarchy">0..1</td><td style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px" class="hierarchy"><a href="http://hl7.org/fhir/R5/datatypes.html#code">code</a></td><td style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px" class="hierarchy">The mime type of context, if context uses an expression language<br class="binding"/><span style="font-weight:bold" title="null" class="binding">Binding: </span><a href="http://hl7.org/fhir/R5/valueset-mimetypes.html" title="http://hl7.org/fhir/ValueSet/mimetypes" class="binding">MimeTypes</a><span title="null" class="binding"> (</span><a href="http://hl7.org/fhir/R5/terminologies.html#required" title="To be conformant, the concept in this element SHALL be from the specified value set." class="binding">required</a><span title="null" class="binding">)</span></td></tr>
    <tr style="border: 0px #F0F0F0 solid; padding:0px; vertical-align: top; background-color: white"><td style="vertical-align: top; text-align : var(--ig-left,left); background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px; white-space: nowrap; background-image: url(tbl_bck10.png)" class="hierarchy"><img src="tbl_spacer.png" alt="." style="background-color: inherit" class="hierarchy"/><img src="tbl_vjoin.png" alt="." style="background-color: inherit" class="hierarchy"/><img src="icon_primitive.png" alt="." style="background-color: white; background-color: inherit" title="Primitive Data Type" class="hierarchy"/> <a href="StructureDefinition-FeatureDefinition-definitions.html#FeatureDefinition.context" title="The context(s) on which this feature can be defined. This is used to state where the feature applies. some
    features are defined on applications, but others apply to particular resources, or operations on resources, or particular
    code systems etc">context</a><a name="FeatureDefinition.context"> </a></td><td style="vertical-align: top; text-align : var(--ig-left,left); background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px" class="hierarchy"/><td style="vertical-align: top; text-align : var(--ig-left,left); background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px" class="hierarchy">0..*</td><td style="vertical-align: top; text-align : var(--ig-left,left); background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px" class="hierarchy"><a href="http://hl7.org/fhir/R5/datatypes.html#string">string</a></td><td style="vertical-align: top; text-align : var(--ig-left,left); background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px" class="hierarchy">The context(s) on which this feature can be defined<br/></td></tr>
    <tr style="border: 0px #F0F0F0 solid; padding:0px; vertical-align: top; background-color: #F7F7F7"><td style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px; white-space: nowrap; background-image: url(tbl_bck01.png)" class="hierarchy"><img src="tbl_spacer.png" alt="." style="background-color: inherit" class="hierarchy"/><img src="tbl_vjoin_end.png" alt="." style="background-color: inherit" class="hierarchy"/><img src="icon_datatype.gif" alt="." style="background-color: #F7F7F7; background-color: inherit" title="Data Type" class="hierarchy"/> <a href="StructureDefinition-FeatureDefinition-definitions.html#FeatureDefinition.qualifier" title="A qualifier is an extra piece of information that MAY or SHALL be provided when the feature is described/specified
    that provides additional information about the feature. E.g. a feature defined on a resource may only be applicable
    to particular events associated with the resource, or ...?">qualifier</a><a name="FeatureDefinition.qualifier"> </a></td><td style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px" class="hierarchy"/><td style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px" class="hierarchy">0..*</td><td style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px" class="hierarchy"><a href="http://hl7.org/fhir/R5/types.html#BackboneElement">BackboneElement</a></td><td style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px" class="hierarchy">A qualifier that might provided more information about a feature implementation<br/></td></tr>
    <tr style="border: 0px #F0F0F0 solid; padding:0px; vertical-align: top; background-color: white"><td style="vertical-align: top; text-align : var(--ig-left,left); background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px; white-space: nowrap; background-image: url(tbl_bck010.png)" class="hierarchy"><img src="tbl_spacer.png" alt="." style="background-color: inherit" class="hierarchy"/><img src="tbl_blank.png" alt="." style="background-color: inherit" class="hierarchy"/><img src="tbl_vjoin.png" alt="." style="background-color: inherit" class="hierarchy"/><img src="icon_primitive.png" alt="." style="background-color: white; background-color: inherit" title="Primitive Data Type" class="hierarchy"/> <a href="StructureDefinition-FeatureDefinition-definitions.html#FeatureDefinition.qualifier.name" title="The name of the feature">name</a><a name="FeatureDefinition.qualifier.name"> </a></td><td style="vertical-align: top; text-align : var(--ig-left,left); background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px" class="hierarchy"/><td style="vertical-align: top; text-align : var(--ig-left,left); background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px" class="hierarchy">1..1</td><td style="vertical-align: top; text-align : var(--ig-left,left); background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px" class="hierarchy"><a href="http://hl7.org/fhir/R5/datatypes.html#code">code</a></td><td style="vertical-align: top; text-align : var(--ig-left,left); background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px" class="hierarchy">The name of the feature</td></tr>
    <tr style="border: 0px #F0F0F0 solid; padding:0px; vertical-align: top; background-color: #F7F7F7"><td style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px; white-space: nowrap; background-image: url(tbl_bck010.png)" class="hierarchy"><img src="tbl_spacer.png" alt="." style="background-color: inherit" class="hierarchy"/><img src="tbl_blank.png" alt="." style="background-color: inherit" class="hierarchy"/><img src="tbl_vjoin.png" alt="." style="background-color: inherit" class="hierarchy"/><img src="icon_primitive.png" alt="." style="background-color: #F7F7F7; background-color: inherit" title="Primitive Data Type" class="hierarchy"/> <a href="StructureDefinition-FeatureDefinition-definitions.html#FeatureDefinition.qualifier.description" title="A human-readable description of the qualifier.">description</a><a name="FeatureDefinition.qualifier.description"> </a></td><td style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px" class="hierarchy"/><td style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px" class="hierarchy">0..1</td><td style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px" class="hierarchy"><a href="http://hl7.org/fhir/R5/datatypes.html#string">string</a></td><td style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px" class="hierarchy">A human-readable description of the qualifier.</td></tr>
    <tr style="border: 0px #F0F0F0 solid; padding:0px; vertical-align: top; background-color: white"><td style="vertical-align: top; text-align : var(--ig-left,left); background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px; white-space: nowrap; background-image: url(tbl_bck010.png)" class="hierarchy"><img src="tbl_spacer.png" alt="." style="background-color: inherit" class="hierarchy"/><img src="tbl_blank.png" alt="." style="background-color: inherit" class="hierarchy"/><img src="tbl_vjoin.png" alt="." style="background-color: inherit" class="hierarchy"/><img src="icon_primitive.png" alt="." style="background-color: white; background-color: inherit" title="Primitive Data Type" class="hierarchy"/> <a href="StructureDefinition-FeatureDefinition-definitions.html#FeatureDefinition.qualifier.valueType" title="Features are very boolean: true or false for whether the application implements the feature, but the value
    associated with the feature might be a number, a string, or some kind of code">valueType</a><a name="FeatureDefinition.qualifier.valueType"> </a></td><td style="vertical-align: top; text-align : var(--ig-left,left); background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px" class="hierarchy"/><td style="vertical-align: top; text-align : var(--ig-left,left); background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px" class="hierarchy">1..1</td><td style="vertical-align: top; text-align : var(--ig-left,left); background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px" class="hierarchy"><a href="http://hl7.org/fhir/R5/datatypes.html#code">code</a></td><td style="vertical-align: top; text-align : var(--ig-left,left); background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px" class="hierarchy">Type of value associated with the feature<br class="binding"/><span style="font-weight:bold" title="null" class="binding">Binding: </span><a href="http://hl7.org/fhir/R5/valueset-data-types.html" title="http://hl7.org/fhir/ValueSet/data-types" class="binding">FHIRTypes</a><span title="null" class="binding"> (</span><a href="http://hl7.org/fhir/R5/terminologies.html#required" title="To be conformant, the concept in this element SHALL be from the specified value set." class="binding">required</a><span title="null" class="binding">)</span></td></tr>
    <tr style="border: 0px #F0F0F0 solid; padding:0px; vertical-align: top; background-color: #F7F7F7"><td style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px; white-space: nowrap; background-image: url(tbl_bck000.png)" class="hierarchy"><img src="tbl_spacer.png" alt="." style="background-color: inherit" class="hierarchy"/><img src="tbl_blank.png" alt="." style="background-color: inherit" class="hierarchy"/><img src="tbl_vjoin_end.png" alt="." style="background-color: inherit" class="hierarchy"/><img src="icon_primitive.png" alt="." style="background-color: #F7F7F7; background-color: inherit" title="Primitive Data Type" class="hierarchy"/> <a href="StructureDefinition-FeatureDefinition-definitions.html#FeatureDefinition.qualifier.optional" title="Whether the feature is optional, or must always be present when a feature is referred to ">optional</a><a name="FeatureDefinition.qualifier.optional"> </a></td><td style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px" class="hierarchy"/><td style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px" class="hierarchy">1..1</td><td style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px" class="hierarchy"><a href="http://hl7.org/fhir/R5/datatypes.html#boolean">boolean</a></td><td style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px" class="hierarchy">Whether the feature is optional, or must always be present</td></tr>
    <tr><td colspan="5" class="hierarchy"><br/><a href="https://build.fhir.org/ig/FHIR/ig-guidance/readingIgs.html#table-views" title="Legend for this format"><img src="data:image/png;base64, " alt="doco" style="background-color: inherit"/> Documentation for this format</a></td></tr></table></div>
      </text>
      <extension
                 url="http://hl7.org/fhir/StructureDefinition/structuredefinition-implements">
        <valueCanonical
                        value="http://hl7.org/fhir/StructureDefinition/CanonicalResource"/>
      </extension>
      <extension
                 url="http://hl7.org/fhir/StructureDefinition/structuredefinition-wg">
        <valueCode value="fhir"/>
      </extension>
      <extension
                 url="http://hl7.org/fhir/StructureDefinition/structuredefinition-interface">
        <valueBoolean value="true"/>
      </extension>
      <extension
                 url="http://hl7.org/fhir/StructureDefinition/structuredefinition-fmm">
        <valueInteger value="2">
          <extension
                     url="http://hl7.org/fhir/StructureDefinition/structuredefinition-conformance-derivedFrom">
            <valueCanonical
                            value="http://hl7.org/fhir/uv/application-feature/ImplementationGuide/hl7.fhir.uv.application-feature"/>
          </extension>
        </valueInteger>
      </extension>
      <extension
                 url="http://hl7.org/fhir/StructureDefinition/structuredefinition-standards-status">
        <valueCode value="trial-use">
          <extension
                     url="http://hl7.org/fhir/StructureDefinition/structuredefinition-conformance-derivedFrom">
            <valueCanonical
                            value="http://hl7.org/fhir/uv/application-feature/ImplementationGuide/hl7.fhir.uv.application-feature"/>
          </extension>
        </valueCode>
      </extension>
      <url
           value="http://hl7.org/fhir/uv/application-feature/StructureDefinition/FeatureDefinition"/>
      <version value="1.0.0"/>
      <name value="FeatureDefinition"/>
      <title value="Feature Definition"/>
      <status value="active"/>
      <date value="2025-12-22T11:42:29-05:00"/>
      <publisher value="HL7 International / FHIR Infrastructure"/>
      <contact>
        <name value="HL7 International / FHIR Infrastructure"/>
        <telecom>
          <system value="url"/>
          <value value="http://www.hl7.org/Special/committees/fiwg"/>
        </telecom>
      </contact>
      <description
                   value="A definition of a feature that applications may implement, or be required to implement. Features are an aspect of a an  applications implementation that
    generally impacts on the handling of data received from or provided to from the application, which makes it worth declaring. Once declared,  "/>
      <jurisdiction>
        <coding>
          <system value="http://unstats.un.org/unsd/methods/m49/m49.htm"/>
          <code value="001"/>
          <display value="World"/>
        </coding>
      </jurisdiction>
      <fhirVersion value="5.0.0"/>
      <mapping>
        <identity value="w5"/>
        <uri value="http://hl7.org/fhir/fivews"/>
        <name value="FiveWs Pattern Mapping"/>
      </mapping>
      <mapping>
        <identity value="objimpl"/>
        <uri value="http://hl7.org/fhir/object-implementation"/>
        <name value="Object Implementation Information"/>
      </mapping>
      <mapping>
        <identity value="rim"/>
        <uri value="http://hl7.org/v3"/>
        <name value="RIM Mapping"/>
      </mapping>
      <kind value="logical"/>
      <abstract value="false"/>
      <type
            value="http://hl7.org/fhir/uv/application-feature/StructureDefinition/FeatureDefinition"/>
      <baseDefinition
                      value="http://hl7.org/fhir/StructureDefinition/DomainResource"/>
      <derivation value="specialization"/>
      <snapshot>
        <extension
                   url="http://hl7.org/fhir/tools/StructureDefinition/snapshot-base-version">
          <valueString value="5.0.0"/>
        </extension>
        <element id="FeatureDefinition">
          <path value="FeatureDefinition"/>
          <short value="Feature Definition"/>
          <definition
                      value="A definition of a feature that applications may implement, or be required to implement. Features are an aspect of a an  applications implementation that
    generally impacts on the handling of data received from or provided to from the application, which makes it worth declaring. Once declared,  "/>
          <min value="0"/>
          <max value="*"/>
          <base>
            <path value="DomainResource"/>
            <min value="0"/>
            <max value="*"/>
          </base>
          <constraint>
            <key value="dom-2"/>
            <severity value="error"/>
            <human
                   value="If the resource is contained in another resource, it SHALL NOT contain nested Resources"/>
            <expression value="contained.contained.empty()"/>
            <source
                    value="http://hl7.org/fhir/StructureDefinition/DomainResource"/>
          </constraint>
          <constraint>
            <key value="dom-3"/>
            <severity value="error"/>
            <human
                   value="If the resource is contained in another resource, it SHALL be referred to from elsewhere in the resource or SHALL refer to the containing resource"/>
            <expression
                        value="contained.where((('#'+id in (%resource.descendants().reference | %resource.descendants().ofType(canonical) | %resource.descendants().ofType(uri) | %resource.descendants().ofType(url))) or descendants().where(reference = '#').exists() or descendants().where(ofType(canonical) = '#').exists() or descendants().where(ofType(canonical) = '#').exists()).not()).trace('unmatched', id).empty()"/>
            <source
                    value="http://hl7.org/fhir/StructureDefinition/DomainResource"/>
          </constraint>
          <constraint>
            <key value="dom-4"/>
            <severity value="error"/>
            <human
                   value="If a resource is contained in another resource, it SHALL NOT have a meta.versionId or a meta.lastUpdated"/>
            <expression
                        value="contained.meta.versionId.empty() and contained.meta.lastUpdated.empty()"/>
            <source
                    value="http://hl7.org/fhir/StructureDefinition/DomainResource"/>
          </constraint>
          <constraint>
            <key value="dom-5"/>
            <severity value="error"/>
            <human
                   value="If a resource is contained in another resource, it SHALL NOT have a security label"/>
            <expression value="contained.meta.security.empty()"/>
            <source
                    value="http://hl7.org/fhir/StructureDefinition/DomainResource"/>
          </constraint>
          <constraint>
            <extension
                       url="http://hl7.org/fhir/StructureDefinition/elementdefinition-bestpractice">
              <valueBoolean value="true"/>
            </extension>
            <extension
                       url="http://hl7.org/fhir/StructureDefinition/elementdefinition-bestpractice-explanation">
              <valueMarkdown
                             value="When a resource has no narrative, only systems that fully understand the data can display the resource to a human safely. Including a human readable representation in the resource makes for a much more robust eco-system and cheaper handling of resources by intermediary systems. Some ecosystems restrict distribution of resources to only those systems that do fully understand the resources, and as a consequence implementers may believe that the narrative is superfluous. However experience shows that such eco-systems often open up to new participants over time."/>
            </extension>
            <key value="dom-6"/>
            <severity value="warning"/>
            <human
                   value="A resource should have narrative for robust management"/>
            <expression value="text.`div`.exists()"/>
            <source
                    value="http://hl7.org/fhir/StructureDefinition/DomainResource"/>
          </constraint>
          <mustSupport value="false"/>
          <isModifier value="false"/>
          <isSummary value="false"/>
          <mapping>
            <identity value="rim"/>
            <map value="Entity. Role, or Act,Entity, Role, or Act"/>
          </mapping>
        </element>
        <element id="FeatureDefinition.id">
          <path value="FeatureDefinition.id"/>
          <short value="Logical id of this artifact"/>
          <definition
                      value="The logical id of the resource, as used in the URL for the resource. Once assigned, this value never changes."/>
          <comment
                   value="Within the context of the FHIR RESTful interactions, the resource has an id except for cases like the create and conditional update. Otherwise, the use of the resouce id depends on the given use case."/>
          <min value="0"/>
          <max value="1"/>
          <base>
            <path value="Resource.id"/>
            <min value="0"/>
            <max value="1"/>
          </base>
          <type>
            <extension
                       url="http://hl7.org/fhir/StructureDefinition/structuredefinition-fhir-type">
              <valueUrl value="id"/>
            </extension>
            <code value="http://hl7.org/fhirpath/System.String"/>
          </type>
          <mustSupport value="false"/>
          <isModifier value="false"/>
          <isSummary value="true"/>
        </element>
        <element id="FeatureDefinition.meta">
          <path value="FeatureDefinition.meta"/>
          <short value="Metadata about the resource"/>
          <definition
                      value="The metadata about the resource. This is content that is maintained by the infrastructure. Changes to the content might not always be associated with version changes to the resource."/>
          <min value="0"/>
          <max value="1"/>
          <base>
            <path value="Resource.meta"/>
            <min value="0"/>
            <max value="1"/>
          </base>
          <type>
            <code value="Meta"/>
          </type>
          <constraint>
            <key value="ele-1"/>
            <severity value="error"/>
            <human value="All FHIR elements must have a @value or children"/>
            <expression
                        value="hasValue() or (children().count() &gt; id.count())"/>
            <source value="http://hl7.org/fhir/StructureDefinition/Element"/>
          </constraint>
          <mustSupport value="false"/>
          <isModifier value="false"/>
          <isSummary value="true"/>
        </element>
        <element id="FeatureDefinition.implicitRules">
          <path value="FeatureDefinition.implicitRules"/>
          <short value="A set of rules under which this content was created"/>
          <definition
                      value="A reference to a set of rules that were followed when the resource was constructed, and which must be understood when processing the content. Often, this is a reference to an implementation guide that defines the special rules along with other profiles etc."/>
          <comment
                   value="Asserting this rule set restricts the content to be only understood by a limited set of trading partners. This inherently limits the usefulness of the data in the long term. However, the existing health eco-system is highly fractured, and not yet ready to define, collect, and exchange data in a generally computable sense. Wherever possible, implementers and/or specification writers should avoid using this element. Often, when used, the URL is a reference to an implementation guide that defines these special rules as part of its narrative along with other profiles, value sets, etc."/>
          <min value="0"/>
          <max value="1"/>
          <base>
            <path value="Resource.implicitRules"/>
            <min value="0"/>
            <max value="1"/>
          </base>
          <type>
            <code value="uri"/>
          </type>
          <constraint>
            <key value="ele-1"/>
            <severity value="error"/>
            <human value="All FHIR elements must have a @value or children"/>
            <expression
                        value="hasValue() or (children().count() &gt; id.count())"/>
            <source value="http://hl7.org/fhir/StructureDefinition/Element"/>
          </constraint>
          <mustSupport value="false"/>
          <isModifier value="true"/>
          <isModifierReason
                            value="This element is labeled as a modifier because the implicit rules may provide additional knowledge about the resource that modifies its meaning or interpretation"/>
          <isSummary value="true"/>
        </element>
        <element id="FeatureDefinition.language">
          <path value="FeatureDefinition.language"/>
          <short value="Language of the resource content"/>
          <definition
                      value="The base language in which the resource is written."/>
          <comment
                   value="Language is provided to support indexing and accessibility (typically, services such as text to speech use the language tag). The html language tag in the narrative applies  to the narrative. The language tag on the resource may be used to specify the language of other presentations generated from the data in the resource. Not all the content has to be in the base language. The Resource.language should not be assumed to apply to the narrative automatically. If a language is specified, it should it also be specified on the div element in the html (see rules in HTML5 for information about the relationship between xml:lang and the html lang attribute)."/>
          <min value="0"/>
          <max value="1"/>
          <base>
            <path value="Resource.language"/>
            <min value="0"/>
            <max value="1"/>
          </base>
          <type>
            <code value="code"/>
          </type>
          <constraint>
            <key value="ele-1"/>
            <severity value="error"/>
            <human value="All FHIR elements must have a @value or children"/>
            <expression
                        value="hasValue() or (children().count() &gt; id.count())"/>
            <source value="http://hl7.org/fhir/StructureDefinition/Element"/>
          </constraint>
          <mustSupport value="false"/>
          <isModifier value="false"/>
          <isSummary value="false"/>
          <binding>
            <extension
                       url="http://hl7.org/fhir/StructureDefinition/elementdefinition-bindingName">
              <valueString value="Language"/>
            </extension>
            <strength value="required"/>
            <description value="IETF language tag for a human language"/>
            <valueSet value="http://hl7.org/fhir/ValueSet/all-languages|5.0.0"/>
            <additional>
              <purpose value="starter"/>
              <valueSet value="http://hl7.org/fhir/ValueSet/languages|5.0.0"/>
            </additional>
          </binding>
        </element>
        <element id="FeatureDefinition.text">
          <path value="FeatureDefinition.text"/>
          <short value="Text summary of the resource, for human interpretation"/>
          <definition
                      value="A human-readable narrative that contains a summary of the resource and can be used to represent the content of the resource to a human. The narrative need not encode all the structured data, but is required to contain sufficient detail to make it &quot;clinically safe&quot; for a human to just read the narrative. Resource definitions may define what content should be represented in the narrative to ensure clinical safety."/>
          <comment
                   value="Contained resources do not have a narrative. Resources that are not contained SHOULD have a narrative. In some cases, a resource may only have text with little or no additional discrete data (as long as all minOccurs=1 elements are satisfied).  This may be necessary for data from legacy systems where information is captured as a &quot;text blob&quot; or where text is additionally entered raw or narrated and encoded information is added later."/>
          <alias value="narrative"/>
          <alias value="html"/>
          <alias value="xhtml"/>
          <alias value="display"/>
          <min value="0"/>
          <max value="1"/>
          <base>
            <path value="DomainResource.text"/>
            <min value="0"/>
            <max value="1"/>
          </base>
          <type>
            <code value="Narrative"/>
          </type>
          <condition value="dom-6"/>
          <constraint>
            <key value="ele-1"/>
            <severity value="error"/>
            <human value="All FHIR elements must have a @value or children"/>
            <expression
                        value="hasValue() or (children().count() &gt; id.count())"/>
            <source value="http://hl7.org/fhir/StructureDefinition/Element"/>
          </constraint>
          <mustSupport value="false"/>
          <isModifier value="false"/>
          <isSummary value="false"/>
          <mapping>
            <identity value="rim"/>
            <map value="Act.text?"/>
          </mapping>
        </element>
        <element id="FeatureDefinition.contained">
          <path value="FeatureDefinition.contained"/>
          <short value="Contained, inline Resources"/>
          <definition
                      value="These resources do not have an independent existence apart from the resource that contains them - they cannot be identified independently, nor can they have their own independent transaction scope. This is allowed to be a Parameters resource if and only if it is referenced by a resource that provides context/meaning."/>
          <comment
                   value="This should never be done when the content can be identified properly, as once identification is lost, it is extremely difficult (and context dependent) to restore it again. Contained resources may have profiles and tags in their meta elements, but SHALL NOT have security labels."/>
          <alias value="inline resources"/>
          <alias value="anonymous resources"/>
          <alias value="contained resources"/>
          <min value="0"/>
          <max value="*"/>
          <base>
            <path value="DomainResource.contained"/>
            <min value="0"/>
            <max value="*"/>
          </base>
          <type>
            <code value="Resource"/>
          </type>
          <condition value="dom-2"/>
          <condition value="dom-4"/>
          <condition value="dom-3"/>
          <condition value="dom-5"/>
          <mustSupport value="false"/>
          <isModifier value="false"/>
          <isSummary value="false"/>
          <mapping>
            <identity value="rim"/>
            <map value="N/A"/>
          </mapping>
        </element>
        <element id="FeatureDefinition.extension">
          <path value="FeatureDefinition.extension"/>
          <slicing>
            <discriminator>
              <type value="value"/>
              <path value="url"/>
            </discriminator>
            <description value="Extensions are always sliced by (at least) url"/>
            <rules value="open"/>
          </slicing>
          <short value="Additional content defined by implementations"/>
          <definition
                      value="May be used to represent additional information that is not part of the basic definition of the resource. To make the use of extensions safe and managable, there is a strict set of governance applied to the definition and use of extensions. Though any implementer can define an extension, there is a set of requirements that SHALL be met as part of the definition of the extension."/>
          <comment
                   value="There can be no stigma associated with the use of extensions by any application, project, or standard - regardless of the institution or jurisdiction that uses or defines the extensions.  The use of extensions is what allows the FHIR specification to retain a core level of simplicity for everyone."/>
          <alias value="extensions"/>
          <alias value="user content"/>
          <min value="0"/>
          <max value="*"/>
          <base>
            <path value="DomainResource.extension"/>
            <min value="0"/>
            <max value="*"/>
          </base>
          <type>
            <code value="Extension"/>
          </type>
          <constraint>
            <key value="ele-1"/>
            <severity value="error"/>
            <human value="All FHIR elements must have a @value or children"/>
            <expression
                        value="hasValue() or (children().count() &gt; id.count())"/>
            <source value="http://hl7.org/fhir/StructureDefinition/Element"/>
          </constraint>
          <constraint>
            <key value="ext-1"/>
            <severity value="error"/>
            <human value="Must have either extensions or value[x], not both"/>
            <expression value="extension.exists() != value.exists()"/>
            <source value="http://hl7.org/fhir/StructureDefinition/Extension"/>
          </constraint>
          <mustSupport value="false"/>
          <isModifier value="false"/>
          <isSummary value="false"/>
          <mapping>
            <identity value="rim"/>
            <map value="N/A"/>
          </mapping>
        </element>
        <element id="FeatureDefinition.modifierExtension">
          <path value="FeatureDefinition.modifierExtension"/>
          <slicing>
            <discriminator>
              <type value="value"/>
              <path value="url"/>
            </discriminator>
            <description value="Extensions are always sliced by (at least) url"/>
            <rules value="open"/>
          </slicing>
          <short value="Extensions that cannot be ignored"/>
          <definition
                      value="May be used to represent additional information that is not part of the basic definition of the resource and that modifies the understanding of the element that contains it and/or the understanding of the containing element's descendants. Usually modifier elements provide negation or qualification. To make the use of extensions safe and managable, there is a strict set of governance applied to the definition and use of extensions. Though any implementer is allowed to define an extension, there is a set of requirements that SHALL be met as part of the definition of the extension. Applications processing a resource are required to check for modifier extensions.

    Modifier extensions SHALL NOT change the meaning of any elements on Resource or DomainResource (including cannot change the meaning of modifierExtension itself)."/>
          <comment
                   value="There can be no stigma associated with the use of extensions by any application, project, or standard - regardless of the institution or jurisdiction that uses or defines the extensions.  The use of extensions is what allows the FHIR specification to retain a core level of simplicity for everyone."/>
          <requirements
                        value="Modifier extensions allow for extensions that *cannot* be safely ignored to be clearly distinguished from the vast majority of extensions which can be safely ignored.  This promotes interoperability by eliminating the need for implementers to prohibit the presence of extensions. For further information, see the [definition of modifier extensions](http://hl7.org/fhir/R5/extensibility.html#modifierExtension)."/>
          <alias value="extensions"/>
          <alias value="user content"/>
          <min value="0"/>
          <max value="*"/>
          <base>
            <path value="DomainResource.modifierExtension"/>
            <min value="0"/>
            <max value="*"/>
          </base>
          <type>
            <code value="Extension"/>
          </type>
          <constraint>
            <key value="ele-1"/>
            <severity value="error"/>
            <human value="All FHIR elements must have a @value or children"/>
            <expression
                        value="hasValue() or (children().count() &gt; id.count())"/>
            <source value="http://hl7.org/fhir/StructureDefinition/Element"/>
          </constraint>
          <constraint>
            <key value="ext-1"/>
            <severity value="error"/>
            <human value="Must have either extensions or value[x], not both"/>
            <expression value="extension.exists() != value.exists()"/>
            <source value="http://hl7.org/fhir/StructureDefinition/Extension"/>
          </constraint>
          <mustSupport value="false"/>
          <isModifier value="true"/>
          <isModifierReason
                            value="Modifier extensions are expected to modify the meaning or interpretation of the resource that contains them"/>
          <isSummary value="true"/>
          <mapping>
            <identity value="rim"/>
            <map value="N/A"/>
          </mapping>
        </element>
        <element id="FeatureDefinition.url">
          <path value="FeatureDefinition.url"/>
          <short
                 value="Canonical identifier for this {{title}}, represented as an absolute URI (globally unique)"/>
          <definition
                      value="An absolute URI that is used to identify this {{title}} when it is referenced in a specification, model, design or an instance; also called its canonical identifier. This SHOULD be globally unique and SHOULD be a literal address at which an authoritative instance of this {{title}} is (or will be) published. This URL can be the target of a canonical reference. It SHALL remain the same when the {{title}} is stored on different servers."/>
          <comment
                   value="Can be a urn:uuid: or a urn:oid: but real http: addresses are preferred.  Multiple instances may share the same URL if they have a distinct version.

    The determination of when to create a new version of a resource (same url, new version) vs. defining a new artifact is up to the author.  Considerations for making this decision are found in [Technical and Business Versions](http://hl7.org/fhir/R5/resource.html#versions).

    In some cases, the resource can no longer be found at the stated url, but the url itself cannot change. Implementations can use the [meta.source](http://hl7.org/fhir/R5/resource.html#meta) element to indicate where the current master source of the resource can be found."/>
          <requirements
                        value="Allows the {{title}} to be referenced by a single globally unique identifier."/>
          <min value="0"/>
          <max value="1"/>
          <base>
            <path value="CanonicalResource.url"/>
            <min value="0"/>
            <max value="1"/>
          </base>
          <type>
            <code value="uri"/>
          </type>
          <mustSupport value="false"/>
          <isModifier value="false"/>
          <isSummary value="true"/>
          <mapping>
            <identity value="w5"/>
            <map value="FiveWs.identifier"/>
          </mapping>
        </element>
        <element id="FeatureDefinition.identifier">
          <path value="FeatureDefinition.identifier"/>
          <short value="Additional identifier for the {{title}}"/>
          <definition
                      value="A formal identifier that is used to identify this {{title}} when it is represented in other formats, or referenced in a specification, model, design or an instance."/>
          <comment
                   value="Typically, this is used for identifiers that can go in an HL7 V3 II (instance identifier) data type, and can then identify this {{title}} outside of FHIR, where it is not possible to use the logical URI."/>
          <requirements
                        value="Allows externally provided and/or usable business identifiers to be easily associated with the {{title}}."/>
          <min value="0"/>
          <max value="*"/>
          <base>
            <path value="CanonicalResource.identifier"/>
            <min value="0"/>
            <max value="*"/>
          </base>
          <type>
            <code value="Identifier"/>
          </type>
          <mustSupport value="false"/>
          <isModifier value="false"/>
          <isSummary value="true"/>
          <mapping>
            <identity value="w5"/>
            <map value="FiveWs.identifier"/>
          </mapping>
          <mapping>
            <identity value="objimpl"/>
            <map value="no-gen-base"/>
          </mapping>
        </element>
        <element id="FeatureDefinition.version">
          <path value="FeatureDefinition.version"/>
          <short value="Business version of the {{title}}"/>
          <definition
                      value="The identifier that is used to identify this version of the {{title}} when it is referenced in a specification, model, design or instance. This is an arbitrary value managed by the {{title}} author and is not expected to be globally unique. For example, it might be a timestamp (e.g. yyyymmdd) if a managed version is not available. There is also no expectation that versions can be placed in a lexicographical sequence without additional knowledge.  (See the versionAlgorithm element.)"/>
          <comment
                   value="There may be different {{title}}s that have the same url but different versions.  The version can be appended to the url in a reference to allow a reference to a particular business version of the {{title}} with the format [url]|[version]. The version SHOULD NOT contain a '#' - see [Business Version](http://hl7.org/fhir/R5/resource.html#bv-format)."/>
          <min value="0"/>
          <max value="1"/>
          <base>
            <path value="CanonicalResource.version"/>
            <min value="0"/>
            <max value="1"/>
          </base>
          <type>
            <code value="string"/>
          </type>
          <mustSupport value="false"/>
          <isModifier value="false"/>
          <isSummary value="true"/>
          <mapping>
            <identity value="w5"/>
            <map value="FiveWs.version"/>
          </mapping>
        </element>
        <element id="FeatureDefinition.versionAlgorithm[x]">
          <path value="FeatureDefinition.versionAlgorithm[x]"/>
          <short value="How to compare versions"/>
          <definition
                      value="Indicates the mechanism used to compare versions to determine which is more current."/>
          <comment
                   value="If set as a string, this is a FHIRPath expression that has two additional context variables passed in - %version1 and %version2 and will return a negative number if version1 is newer, a positive number if version2 and a 0 if the version ordering can't be successfully be determined."/>
          <min value="0"/>
          <max value="1"/>
          <base>
            <path value="CanonicalResource.versionAlgorithm[x]"/>
            <min value="0"/>
            <max value="1"/>
          </base>
          <type>
            <code value="string"/>
          </type>
          <type>
            <code value="Coding"/>
          </type>
          <mustSupport value="false"/>
          <isModifier value="false"/>
          <isSummary value="true"/>
          <binding>
            <strength value="extensible"/>
            <valueSet
                      value="http://hl7.org/fhir/ValueSet/version-algorithm|5.0.0"/>
          </binding>
        </element>
        <element id="FeatureDefinition.name">
          <path value="FeatureDefinition.name"/>
          <short value="Name for this {{title}} (computer friendly)"/>
          <definition
                      value="A natural language name identifying the {{title}}. This name should be usable as an identifier for the resource by machine processing applications such as code generation."/>
          <comment
                   value="The name is not expected to be globally unique. The name should be a simple alphanumeric type no-whitespace name to ensure that it is machine-processing friendly."/>
          <requirements value="Supports code generation."/>
          <min value="0"/>
          <max value="1"/>
          <base>
            <path value="CanonicalResource.name"/>
            <min value="0"/>
            <max value="1"/>
          </base>
          <type>
            <code value="string"/>
          </type>
          <condition value="cnl-0"/>
          <mustSupport value="false"/>
          <isModifier value="false"/>
          <isSummary value="true"/>
        </element>
        <element id="FeatureDefinition.title">
          <path value="FeatureDefinition.title"/>
          <short value="Name for this {{title}} (human friendly)"/>
          <definition
                      value="A short, descriptive, user-friendly title for the {{title}}."/>
          <comment
                   value="This name does not need to be machine-processing friendly and may contain punctuation, white-space, etc."/>
          <min value="0"/>
          <max value="1"/>
          <base>
            <path value="CanonicalResource.title"/>
            <min value="0"/>
            <max value="1"/>
          </base>
          <type>
            <code value="string"/>
          </type>
          <mustSupport value="false"/>
          <isModifier value="false"/>
          <isSummary value="true"/>
        </element>
        <element id="FeatureDefinition.status">
          <path value="FeatureDefinition.status"/>
          <short value="draft | active | retired | unknown"/>
          <definition value="The current state of this {{title}}."/>
          <comment
                   value="A nominal state-transition diagram can be found in the [Definition pattern](http://hl7.org/fhir/R5/definition.html#statemachine) documentation.

    Unknown does not represent 'other' - one of the defined statuses must apply.  Unknown is used when the authoring system is not sure what the current status is.

    See guidance around (not) making local changes to elements [here](http://hl7.org/fhir/R5/canonicalresource.html#localization)."/>
          <requirements
                        value="Enables tracking the life-cycle of the content and filtering of {{title}}s that are appropriate for use versus not."/>
          <min value="1"/>
          <max value="1"/>
          <base>
            <path value="CanonicalResource.status"/>
            <min value="1"/>
            <max value="1"/>
          </base>
          <type>
            <code value="code"/>
          </type>
          <mustSupport value="false"/>
          <isModifier value="true"/>
          <isModifierReason
                            value="This is labeled as &quot;Is Modifier&quot; because applications should not use a retired {{title}} without due consideration"/>
          <isSummary value="true"/>
          <binding>
            <extension
                       url="http://hl7.org/fhir/StructureDefinition/elementdefinition-bindingName">
              <valueString value="PublicationStatus"/>
            </extension>
            <strength value="required"/>
            <description value="The lifecycle status of an artifact."/>
            <valueSet
                      value="http://hl7.org/fhir/ValueSet/publication-status|5.0.0"/>
          </binding>
          <mapping>
            <identity value="w5"/>
            <map value="FiveWs.status"/>
          </mapping>
        </element>
        <element id="FeatureDefinition.experimental">
          <path value="FeatureDefinition.experimental"/>
          <short value="For testing purposes, not real usage"/>
          <definition
                      value="A Boolean value to indicate that this {{title}} is authored for testing purposes (or education/evaluation/marketing) and is not intended for genuine usage."/>
          <comment
                   value="Allows filtering of {{title}}s that are appropriate for use versus not."/>
          <requirements
                        value="Enables experimental content to be developed following the same lifecycle that would be used for a production-level {{title}}."/>
          <min value="0"/>
          <max value="1"/>
          <base>
            <path value="CanonicalResource.experimental"/>
            <min value="0"/>
            <max value="1"/>
          </base>
          <type>
            <code value="boolean"/>
          </type>
          <meaningWhenMissing
                              value="If absent, this resource is treated as though it is not experimental."/>
          <mustSupport value="false"/>
          <isModifier value="false"/>
          <isSummary value="true"/>
          <mapping>
            <identity value="w5"/>
            <map value="FiveWs.class"/>
          </mapping>
        </element>
        <element id="FeatureDefinition.date">
          <path value="FeatureDefinition.date"/>
          <short value="Date last changed"/>
          <definition
                      value="The date (and optionally time) when the {{title}} was last significantly changed. The date must change when the business version changes and it must change if the status code changes. In addition, it should change when the substantive content of the {{title}} changes."/>
          <comment
                   value="The date is often not tracked until the resource is published, but may be present on draft content. Note that this is not the same as the resource last-modified-date, since the resource may be a secondary representation of the {{title}}. Additional specific dates may be added as extensions or be found by consulting Provenances associated with past versions of the resource.

    See guidance around (not) making local changes to elements [here](http://hl7.org/fhir/R5/canonicalresource.html#localization)."/>
          <alias value="Revision Date"/>
          <min value="0"/>
          <max value="1"/>
          <base>
            <path value="CanonicalResource.date"/>
            <min value="0"/>
            <max value="1"/>
          </base>
          <type>
            <code value="dateTime"/>
          </type>
          <mustSupport value="false"/>
          <isModifier value="false"/>
          <isSummary value="true"/>
          <mapping>
            <identity value="w5"/>
            <map value="FiveWs.recorded"/>
          </mapping>
        </element>
        <element id="FeatureDefinition.publisher">
          <path value="FeatureDefinition.publisher"/>
          <short
                 value="Name of the publisher/steward (organization or individual)"/>
          <definition
                      value="The name of the organization or individual responsible for the release and ongoing maintenance of the {{title}}."/>
          <comment
                   value="Usually an organization but may be an individual. The publisher (or steward) of the {{title}} is the organization or individual primarily responsible for the maintenance and upkeep of the {{title}}. This is not necessarily the same individual or organization that developed and initially authored the content. The publisher is the primary point of contact for questions or issues with the {{title}}. This item SHOULD be populated unless the information is available from context."/>
          <requirements
                        value="Helps establish the &quot;authority/credibility&quot; of the {{title}}.  May also allow for contact."/>
          <min value="0"/>
          <max value="1"/>
          <base>
            <path value="CanonicalResource.publisher"/>
            <min value="0"/>
            <max value="1"/>
          </base>
          <type>
            <code value="string"/>
          </type>
          <mustSupport value="false"/>
          <isModifier value="false"/>
          <isSummary value="true"/>
          <mapping>
            <identity value="w5"/>
            <map value="FiveWs.witness"/>
          </mapping>
        </element>
        <element id="FeatureDefinition.contact">
          <path value="FeatureDefinition.contact"/>
          <short value="Contact details for the publisher"/>
          <definition
                      value="Contact details to assist a user in finding and communicating with the publisher."/>
          <comment
                   value="May be a web site, an email address, a telephone number, etc.

    See guidance around (not) making local changes to elements [here](http://hl7.org/fhir/R5/canonicalresource.html#localization)."/>
          <min value="0"/>
          <max value="*"/>
          <base>
            <path value="CanonicalResource.contact"/>
            <min value="0"/>
            <max value="*"/>
          </base>
          <type>
            <code value="ContactDetail"/>
          </type>
          <mustSupport value="false"/>
          <isModifier value="false"/>
          <isSummary value="true"/>
        </element>
        <element id="FeatureDefinition.description">
          <path value="FeatureDefinition.description"/>
          <short value="Natural language description of the {{title}}"/>
          <definition
                      value="A free text natural language description of the {{title}} from a consumer's perspective."/>
          <comment
                   value="This description can be used to capture details such as comments about misuse, instructions for clinical use and interpretation, literature references, examples from the paper world, etc. It is not a rendering of the {{title}} as conveyed in the 'text' field of the resource itself. This item SHOULD be populated unless the information is available from context."/>
          <min value="0"/>
          <max value="1"/>
          <base>
            <path value="CanonicalResource.description"/>
            <min value="0"/>
            <max value="1"/>
          </base>
          <type>
            <code value="markdown"/>
          </type>
          <mustSupport value="false"/>
          <isModifier value="false"/>
          <isSummary value="false"/>
        </element>
        <element id="FeatureDefinition.useContext">
          <path value="FeatureDefinition.useContext"/>
          <short value="The context that the content is intended to support"/>
          <definition
                      value="The content was developed with a focus and intent of supporting the contexts that are listed. These contexts may be general categories (gender, age, ...) or may be references to specific programs (insurance plans, studies, ...) and may be used to assist with indexing and searching for appropriate {{title}}s."/>
          <comment
                   value="When multiple useContexts are specified, there is no expectation that all or even any of the contexts apply."/>
          <requirements value="Assist in searching for appropriate content."/>
          <min value="0"/>
          <max value="*"/>
          <base>
            <path value="CanonicalResource.useContext"/>
            <min value="0"/>
            <max value="*"/>
          </base>
          <type>
            <code value="UsageContext"/>
          </type>
          <mustSupport value="false"/>
          <isModifier value="false"/>
          <isSummary value="true"/>
        </element>
        <element id="FeatureDefinition.jurisdiction">
          <path value="FeatureDefinition.jurisdiction"/>
          <short value="Intended jurisdiction for {{title}} (if applicable)"/>
          <definition
                      value="A legal or geographic region in which the {{title}} is intended to be used."/>
          <comment
                   value="It may be possible for the {{title}} to be used in jurisdictions other than those for which it was originally designed or intended.

    DEPRECATION NOTE: For consistency, implementations are encouraged to migrate to using the new 'jurisdiction' code in the useContext element.  (I.e. useContext.code indicating http://terminology.hl7.org/CodeSystem/usage-context-type#jurisdiction and useContext.valueCodeableConcept indicating the jurisdiction.)"/>
          <min value="0"/>
          <max value="*"/>
          <base>
            <path value="CanonicalResource.jurisdiction"/>
            <min value="0"/>
            <max value="*"/>
          </base>
          <type>
            <code value="CodeableConcept"/>
          </type>
          <mustSupport value="false"/>
          <isModifier value="false"/>
          <isSummary value="true"/>
          <binding>
            <extension
                       url="http://hl7.org/fhir/StructureDefinition/elementdefinition-bindingName">
              <valueString value="Jurisdiction"/>
            </extension>
            <strength value="extensible"/>
            <description
                         value="Countries and regions within which this artifact is targeted for use."/>
            <valueSet value="http://hl7.org/fhir/ValueSet/jurisdiction|5.0.0"/>
          </binding>
        </element>
        <element id="FeatureDefinition.purpose">
          <path value="FeatureDefinition.purpose"/>
          <short value="Why this {{title}} is defined"/>
          <definition
                      value="Explanation of why this {{title}} is needed and why it has been designed as it has."/>
          <comment
                   value="This element does not describe the usage of the {{title}}. Instead, it provides traceability of &quot;why&quot; the resource is either needed or &quot;why&quot; it is defined as it is.  This may be used to point to source materials or specifications that drove the structure of this {{title}}."/>
          <min value="0"/>
          <max value="1"/>
          <base>
            <path value="CanonicalResource.purpose"/>
            <min value="0"/>
            <max value="1"/>
          </base>
          <type>
            <code value="markdown"/>
          </type>
          <mustSupport value="false"/>
          <isModifier value="false"/>
          <isSummary value="false"/>
          <mapping>
            <identity value="w5"/>
            <map value="FiveWs.why[x]"/>
          </mapping>
          <mapping>
            <identity value="objimpl"/>
            <map value="no-gen-base"/>
          </mapping>
        </element>
        <element id="FeatureDefinition.copyright">
          <path value="FeatureDefinition.copyright"/>
          <short value="Use and/or publishing restrictions"/>
          <definition
                      value="A copyright statement relating to the {{title}} and/or its contents. Copyright statements are generally legal restrictions on the use and publishing of the {{title}}."/>
          <comment
                   value="The short copyright declaration (e.g. (c) '2015+ xyz organization' should be sent in the copyrightLabel element."/>
          <requirements
                        value="Consumers must be able to determine any legal restrictions on the use of the {{title}} and/or its content."/>
          <alias value="License"/>
          <alias value="Restrictions"/>
          <min value="0"/>
          <max value="1"/>
          <base>
            <path value="CanonicalResource.copyright"/>
            <min value="0"/>
            <max value="1"/>
          </base>
          <type>
            <code value="markdown"/>
          </type>
          <mustSupport value="false"/>
          <isModifier value="false"/>
          <isSummary value="false"/>
          <mapping>
            <identity value="objimpl"/>
            <map value="no-gen-base"/>
          </mapping>
        </element>
        <element id="FeatureDefinition.copyrightLabel">
          <extension
                     url="http://hl7.org/fhir/StructureDefinition/elementdefinition-translatable">
            <valueBoolean value="true"/>
          </extension>
          <extension
                     url="http://hl7.org/fhir/StructureDefinition/elementdefinition-translatable">
            <valueBoolean value="true"/>
          </extension>
          <path value="FeatureDefinition.copyrightLabel"/>
          <short value="Copyright holder and year(s)"/>
          <definition
                      value="A short string (&lt;50 characters), suitable for inclusion in a page footer that identifies the copyright holder, effective period, and optionally whether rights are resctricted. (e.g. 'All rights reserved', 'Some rights reserved')."/>
          <comment
                   value="The (c) symbol should NOT be included in this string. It will be added by software when rendering the notation. Full details about licensing, restrictions, warrantees, etc. goes in the more general 'copyright' element."/>
          <requirements
                        value="Defines the content expected to be rendered in all representations of the artifact."/>
          <min value="0"/>
          <max value="1"/>
          <base>
            <path value="CanonicalResource.copyrightLabel"/>
            <min value="0"/>
            <max value="1"/>
          </base>
          <type>
            <code value="string"/>
          </type>
          <mustSupport value="false"/>
          <isModifier value="false"/>
          <isSummary value="false"/>
        </element>
        <element id="FeatureDefinition.valueType">
          <path value="FeatureDefinition.valueType"/>
          <short value="Type of value associated with the feature"/>
          <definition
                      value="Features are very boolean: true or false for whether the application implements the feature, but the value
    associated with the feature might be a number, a string, or some kind of code"/>
          <min value="1"/>
          <max value="1"/>
          <base>
            <path value="FeatureDefinition.valueType"/>
            <min value="1"/>
            <max value="1"/>
          </base>
          <type>
            <code value="code"/>
          </type>
          <binding>
            <strength value="required"/>
            <valueSet value="http://hl7.org/fhir/ValueSet/data-types"/>
          </binding>
        </element>
        <element id="FeatureDefinition.valueSet">
          <path value="FeatureDefinition.valueSet"/>
          <short value="ValueSet that controls what coded value are allowed"/>
          <definition
                      value="If a value set is specified, the value of the data type must come from the value set, and the
    value type must be one of the bindeable types defined in the FHIR specification"/>
          <min value="0"/>
          <max value="1"/>
          <base>
            <path value="FeatureDefinition.valueSet"/>
            <min value="0"/>
            <max value="1"/>
          </base>
          <type>
            <code value="canonical"/>
            <targetProfile
                           value="http://hl7.org/fhir/StructureDefinition/ValueSet"/>
          </type>
        </element>
        <element id="FeatureDefinition.contextDefinition">
          <path value="FeatureDefinition.contextDefinition"/>
          <short
                 value="Human readable documentation describing how to interpret the context fields"/>
          <definition
                      value="The contextDefinition provides human readable documentation describing how to interpret the context fields."/>
          <min value="1"/>
          <max value="1"/>
          <base>
            <path value="FeatureDefinition.contextDefinition"/>
            <min value="1"/>
            <max value="1"/>
          </base>
          <type>
            <code value="markdown"/>
          </type>
        </element>
        <element id="FeatureDefinition.contextExpressionLanguage">
          <path value="FeatureDefinition.contextExpressionLanguage"/>
          <short
                 value="The mime type of context, if context uses an expression language"/>
          <definition
                      value="The contextExpressionLanguage specifies the mime type of context, if context uses an expression language."/>
          <min value="0"/>
          <max value="1"/>
          <base>
            <path value="FeatureDefinition.contextExpressionLanguage"/>
            <min value="0"/>
            <max value="1"/>
          </base>
          <type>
            <code value="code"/>
          </type>
          <binding>
            <strength value="required"/>
            <valueSet value="http://hl7.org/fhir/ValueSet/mimetypes"/>
          </binding>
        </element>
        <element id="FeatureDefinition.context">
          <path value="FeatureDefinition.context"/>
          <short value="The context(s) on which this feature can be defined"/>
          <definition
                      value="The context(s) on which this feature can be defined. This is used to state where the feature applies. some
    features are defined on applications, but others apply to particular resources, or operations on resources, or particular
    code systems etc"/>
          <min value="0"/>
          <max value="*"/>
          <base>
            <path value="FeatureDefinition.context"/>
            <min value="0"/>
            <max value="*"/>
          </base>
          <type>
            <code value="string"/>
          </type>
        </element>
        <element id="FeatureDefinition.qualifier">
          <path value="FeatureDefinition.qualifier"/>
          <short
                 value="A qualifier that might provided more information about a feature implementation"/>
          <definition
                      value="A qualifier is an extra piece of information that MAY or SHALL be provided when the feature is described/specified
    that provides additional information about the feature. E.g. a feature defined on a resource may only be applicable
    to particular events associated with the resource, or ...?"/>
          <min value="0"/>
          <max value="*"/>
          <base>
            <path value="FeatureDefinition.qualifier"/>
            <min value="0"/>
            <max value="*"/>
          </base>
          <type>
            <code value="BackboneElement"/>
          </type>
          <constraint>
            <key value="ele-1"/>
            <severity value="error"/>
            <human value="All FHIR elements must have a @value or children"/>
            <expression
                        value="hasValue() or (children().count() &gt; id.count())"/>
            <source value="http://hl7.org/fhir/StructureDefinition/Element"/>
          </constraint>
        </element>
        <element id="FeatureDefinition.qualifier.id">
          <path value="FeatureDefinition.qualifier.id"/>
          <representation value="xmlAttr"/>
          <short value="Unique id for inter-element referencing"/>
          <definition
                      value="Unique id for the element within a resource (for internal references). This may be any string value that does not contain spaces."/>
          <min value="0"/>
          <max value="1"/>
          <base>
            <path value="Element.id"/>
            <min value="0"/>
            <max value="1"/>
          </base>
          <type>
            <extension
                       url="http://hl7.org/fhir/StructureDefinition/structuredefinition-fhir-type">
              <valueUrl value="id"/>
            </extension>
            <code value="http://hl7.org/fhirpath/System.String"/>
          </type>
          <condition value="ele-1"/>
          <isModifier value="false"/>
          <isSummary value="false"/>
          <mapping>
            <identity value="rim"/>
            <map value="n/a"/>
          </mapping>
        </element>
        <element id="FeatureDefinition.qualifier.extension">
          <path value="FeatureDefinition.qualifier.extension"/>
          <slicing>
            <discriminator>
              <type value="value"/>
              <path value="url"/>
            </discriminator>
            <description value="Extensions are always sliced by (at least) url"/>
            <rules value="open"/>
          </slicing>
          <short value="Additional content defined by implementations"/>
          <definition
                      value="May be used to represent additional information that is not part of the basic definition of the element. To make the use of extensions safe and managable, there is a strict set of governance applied to the definition and use of extensions. Though any implementer can define an extension, there is a set of requirements that SHALL be met as part of the definition of the extension."/>
          <comment
                   value="There can be no stigma associated with the use of extensions by any application, project, or standard - regardless of the institution or jurisdiction that uses or defines the extensions.  The use of extensions is what allows the FHIR specification to retain a core level of simplicity for everyone."/>
          <alias value="extensions"/>
          <alias value="user content"/>
          <min value="0"/>
          <max value="*"/>
          <base>
            <path value="Element.extension"/>
            <min value="0"/>
            <max value="*"/>
          </base>
          <type>
            <code value="Extension"/>
          </type>
          <constraint>
            <key value="ele-1"/>
            <severity value="error"/>
            <human value="All FHIR elements must have a @value or children"/>
            <expression
                        value="hasValue() or (children().count() &gt; id.count())"/>
            <source value="http://hl7.org/fhir/StructureDefinition/Element"/>
          </constraint>
          <constraint>
            <key value="ext-1"/>
            <severity value="error"/>
            <human value="Must have either extensions or value[x], not both"/>
            <expression value="extension.exists() != value.exists()"/>
            <source value="http://hl7.org/fhir/StructureDefinition/Extension"/>
          </constraint>
          <isModifier value="false"/>
          <isSummary value="false"/>
          <mapping>
            <identity value="rim"/>
            <map value="n/a"/>
          </mapping>
        </element>
        <element id="FeatureDefinition.qualifier.modifierExtension">
          <path value="FeatureDefinition.qualifier.modifierExtension"/>
          <short value="Extensions that cannot be ignored even if unrecognized"/>
          <definition
                      value="May be used to represent additional information that is not part of the basic definition of the element and that modifies the understanding of the element in which it is contained and/or the understanding of the containing element's descendants. Usually modifier elements provide negation or qualification. To make the use of extensions safe and managable, there is a strict set of governance applied to the definition and use of extensions. Though any implementer can define an extension, there is a set of requirements that SHALL be met as part of the definition of the extension. Applications processing a resource are required to check for modifier extensions.

    Modifier extensions SHALL NOT change the meaning of any elements on Resource or DomainResource (including cannot change the meaning of modifierExtension itself)."/>
          <comment
                   value="There can be no stigma associated with the use of extensions by any application, project, or standard - regardless of the institution or jurisdiction that uses or defines the extensions.  The use of extensions is what allows the FHIR specification to retain a core level of simplicity for everyone."/>
          <requirements
                        value="Modifier extensions allow for extensions that *cannot* be safely ignored to be clearly distinguished from the vast majority of extensions which can be safely ignored.  This promotes interoperability by eliminating the need for implementers to prohibit the presence of extensions. For further information, see the [definition of modifier extensions](http://hl7.org/fhir/R5/extensibility.html#modifierExtension)."/>
          <alias value="extensions"/>
          <alias value="user content"/>
          <alias value="modifiers"/>
          <min value="0"/>
          <max value="*"/>
          <base>
            <path value="BackboneElement.modifierExtension"/>
            <min value="0"/>
            <max value="*"/>
          </base>
          <type>
            <code value="Extension"/>
          </type>
          <constraint>
            <key value="ele-1"/>
            <severity value="error"/>
            <human value="All FHIR elements must have a @value or children"/>
            <expression
                        value="hasValue() or (children().count() &gt; id.count())"/>
            <source value="http://hl7.org/fhir/StructureDefinition/Element"/>
          </constraint>
          <constraint>
            <key value="ext-1"/>
            <severity value="error"/>
            <human value="Must have either extensions or value[x], not both"/>
            <expression value="extension.exists() != value.exists()"/>
            <source value="http://hl7.org/fhir/StructureDefinition/Extension"/>
          </constraint>
          <isModifier value="true"/>
          <isModifierReason
                            value="Modifier extensions are expected to modify the meaning or interpretation of the element that contains them"/>
          <isSummary value="true"/>
          <mapping>
            <identity value="rim"/>
            <map value="N/A"/>
          </mapping>
        </element>
        <element id="FeatureDefinition.qualifier.name">
          <path value="FeatureDefinition.qualifier.name"/>
          <short value="The name of the feature"/>
          <definition value="The name of the feature"/>
          <min value="1"/>
          <max value="1"/>
          <base>
            <path value="FeatureDefinition.qualifier.name"/>
            <min value="1"/>
            <max value="1"/>
          </base>
          <type>
            <code value="code"/>
          </type>
        </element>
        <element id="FeatureDefinition.qualifier.description">
          <path value="FeatureDefinition.qualifier.description"/>
          <short value="A human-readable description of the qualifier."/>
          <definition value="A human-readable description of the qualifier."/>
          <min value="0"/>
          <max value="1"/>
          <base>
            <path value="FeatureDefinition.qualifier.description"/>
            <min value="0"/>
            <max value="1"/>
          </base>
          <type>
            <code value="string"/>
          </type>
        </element>
        <element id="FeatureDefinition.qualifier.valueType">
          <path value="FeatureDefinition.qualifier.valueType"/>
          <short value="Type of value associated with the feature"/>
          <definition
                      value="Features are very boolean: true or false for whether the application implements the feature, but the value
    associated with the feature might be a number, a string, or some kind of code"/>
          <min value="1"/>
          <max value="1"/>
          <base>
            <path value="FeatureDefinition.qualifier.valueType"/>
            <min value="1"/>
            <max value="1"/>
          </base>
          <type>
            <code value="code"/>
          </type>
          <binding>
            <strength value="required"/>
            <valueSet value="http://hl7.org/fhir/ValueSet/data-types"/>
          </binding>
        </element>
        <element id="FeatureDefinition.qualifier.optional">
          <path value="FeatureDefinition.qualifier.optional"/>
          <short
                 value="Whether the feature is optional, or must always be present"/>
          <definition
                      value="Whether the feature is optional, or must always be present when a feature is referred to"/>
          <min value="1"/>
          <max value="1"/>
          <base>
            <path value="FeatureDefinition.qualifier.optional"/>
            <min value="1"/>
            <max value="1"/>
          </base>
          <type>
            <code value="boolean"/>
          </type>
        </element>
      </snapshot>
      <differential>
        <element id="FeatureDefinition">
          <path value="FeatureDefinition"/>
          <short value="Feature Definition"/>
          <definition
                      value="A definition of a feature that applications may implement, or be required to implement. Features are an aspect of a an  applications implementation that
    generally impacts on the handling of data received from or provided to from the application, which makes it worth declaring. Once declared,  "/>
        </element>
        <element id="FeatureDefinition.url">
          <path value="FeatureDefinition.url"/>
          <short
                 value="Canonical identifier for this {{title}}, represented as an absolute URI (globally unique)"/>
          <definition
                      value="An absolute URI that is used to identify this {{title}} when it is referenced in a specification, model, design or an instance; also called its canonical identifier. This SHOULD be globally unique and SHOULD be a literal address at which an authoritative instance of this {{title}} is (or will be) published. This URL can be the target of a canonical reference. It SHALL remain the same when the {{title}} is stored on different servers."/>
          <comment
                   value="Can be a urn:uuid: or a urn:oid: but real http: addresses are preferred.  Multiple instances may share the same URL if they have a distinct version.

    The determination of when to create a new version of a resource (same url, new version) vs. defining a new artifact is up to the author.  Considerations for making this decision are found in [Technical and Business Versions](http://hl7.org/fhir/R5/resource.html#versions).

    In some cases, the resource can no longer be found at the stated url, but the url itself cannot change. Implementations can use the [meta.source](http://hl7.org/fhir/R5/resource.html#meta) element to indicate where the current master source of the resource can be found."/>
          <requirements
                        value="Allows the {{title}} to be referenced by a single globally unique identifier."/>
          <min value="0"/>
          <max value="1"/>
          <base>
            <path value="CanonicalResource.url"/>
            <min value="0"/>
            <max value="1"/>
          </base>
          <type>
            <code value="uri"/>
          </type>
          <mustSupport value="false"/>
          <isModifier value="false"/>
          <isSummary value="true"/>
          <mapping>
            <identity value="w5"/>
            <map value="FiveWs.identifier"/>
          </mapping>
        </element>
        <element id="FeatureDefinition.identifier">
          <path value="FeatureDefinition.identifier"/>
          <short value="Additional identifier for the {{title}}"/>
          <definition
                      value="A formal identifier that is used to identify this {{title}} when it is represented in other formats, or referenced in a specification, model, design or an instance."/>
          <comment
                   value="Typically, this is used for identifiers that can go in an HL7 V3 II (instance identifier) data type, and can then identify this {{title}} outside of FHIR, where it is not possible to use the logical URI."/>
          <requirements
                        value="Allows externally provided and/or usable business identifiers to be easily associated with the {{title}}."/>
          <min value="0"/>
          <max value="*"/>
          <base>
            <path value="CanonicalResource.identifier"/>
            <min value="0"/>
            <max value="*"/>
          </base>
          <type>
            <code value="Identifier"/>
          </type>
          <mustSupport value="false"/>
          <isModifier value="false"/>
          <isSummary value="true"/>
          <mapping>
            <identity value="w5"/>
            <map value="FiveWs.identifier"/>
          </mapping>
          <mapping>
            <identity value="objimpl"/>
            <map value="no-gen-base"/>
          </mapping>
        </element>
        <element id="FeatureDefinition.version">
          <path value="FeatureDefinition.version"/>
          <short value="Business version of the {{title}}"/>
          <definition
                      value="The identifier that is used to identify this version of the {{title}} when it is referenced in a specification, model, design or instance. This is an arbitrary value managed by the {{title}} author and is not expected to be globally unique. For example, it might be a timestamp (e.g. yyyymmdd) if a managed version is not available. There is also no expectation that versions can be placed in a lexicographical sequence without additional knowledge.  (See the versionAlgorithm element.)"/>
          <comment
                   value="There may be different {{title}}s that have the same url but different versions.  The version can be appended to the url in a reference to allow a reference to a particular business version of the {{title}} with the format [url]|[version]. The version SHOULD NOT contain a '#' - see [Business Version](http://hl7.org/fhir/R5/resource.html#bv-format)."/>
          <min value="0"/>
          <max value="1"/>
          <base>
            <path value="CanonicalResource.version"/>
            <min value="0"/>
            <max value="1"/>
          </base>
          <type>
            <code value="string"/>
          </type>
          <mustSupport value="false"/>
          <isModifier value="false"/>
          <isSummary value="true"/>
          <mapping>
            <identity value="w5"/>
            <map value="FiveWs.version"/>
          </mapping>
        </element>
        <element id="FeatureDefinition.versionAlgorithm[x]">
          <path value="FeatureDefinition.versionAlgorithm[x]"/>
          <short value="How to compare versions"/>
          <definition
                      value="Indicates the mechanism used to compare versions to determine which is more current."/>
          <comment
                   value="If set as a string, this is a FHIRPath expression that has two additional context variables passed in - %version1 and %version2 and will return a negative number if version1 is newer, a positive number if version2 and a 0 if the version ordering can't be successfully be determined."/>
          <min value="0"/>
          <max value="1"/>
          <base>
            <path value="CanonicalResource.versionAlgorithm[x]"/>
            <min value="0"/>
            <max value="1"/>
          </base>
          <type>
            <code value="string"/>
          </type>
          <type>
            <code value="Coding"/>
          </type>
          <mustSupport value="false"/>
          <isModifier value="false"/>
          <isSummary value="true"/>
          <binding>
            <strength value="extensible"/>
            <valueSet
                      value="http://hl7.org/fhir/ValueSet/version-algorithm|5.0.0"/>
          </binding>
        </element>
        <element id="FeatureDefinition.name">
          <path value="FeatureDefinition.name"/>
          <short value="Name for this {{title}} (computer friendly)"/>
          <definition
                      value="A natural language name identifying the {{title}}. This name should be usable as an identifier for the resource by machine processing applications such as code generation."/>
          <comment
                   value="The name is not expected to be globally unique. The name should be a simple alphanumeric type no-whitespace name to ensure that it is machine-processing friendly."/>
          <requirements value="Supports code generation."/>
          <min value="0"/>
          <max value="1"/>
          <base>
            <path value="CanonicalResource.name"/>
            <min value="0"/>
            <max value="1"/>
          </base>
          <type>
            <code value="string"/>
          </type>
          <condition value="cnl-0"/>
          <mustSupport value="false"/>
          <isModifier value="false"/>
          <isSummary value="true"/>
        </element>
        <element id="FeatureDefinition.title">
          <path value="FeatureDefinition.title"/>
          <short value="Name for this {{title}} (human friendly)"/>
          <definition
                      value="A short, descriptive, user-friendly title for the {{title}}."/>
          <comment
                   value="This name does not need to be machine-processing friendly and may contain punctuation, white-space, etc."/>
          <min value="0"/>
          <max value="1"/>
          <base>
            <path value="CanonicalResource.title"/>
            <min value="0"/>
            <max value="1"/>
          </base>
          <type>
            <code value="string"/>
          </type>
          <mustSupport value="false"/>
          <isModifier value="false"/>
          <isSummary value="true"/>
        </element>
        <element id="FeatureDefinition.status">
          <path value="FeatureDefinition.status"/>
          <short value="draft | active | retired | unknown"/>
          <definition value="The current state of this {{title}}."/>
          <comment
                   value="A nominal state-transition diagram can be found in the [Definition pattern](http://hl7.org/fhir/R5/definition.html#statemachine) documentation.

    Unknown does not represent 'other' - one of the defined statuses must apply.  Unknown is used when the authoring system is not sure what the current status is.

    See guidance around (not) making local changes to elements [here](http://hl7.org/fhir/R5/canonicalresource.html#localization)."/>
          <requirements
                        value="Enables tracking the life-cycle of the content and filtering of {{title}}s that are appropriate for use versus not."/>
          <min value="1"/>
          <max value="1"/>
          <base>
            <path value="CanonicalResource.status"/>
            <min value="1"/>
            <max value="1"/>
          </base>
          <type>
            <code value="code"/>
          </type>
          <mustSupport value="false"/>
          <isModifier value="true"/>
          <isModifierReason
                            value="This is labeled as &quot;Is Modifier&quot; because applications should not use a retired {{title}} without due consideration"/>
          <isSummary value="true"/>
          <binding>
            <extension
                       url="http://hl7.org/fhir/StructureDefinition/elementdefinition-bindingName">
              <valueString value="PublicationStatus"/>
            </extension>
            <strength value="required"/>
            <description value="The lifecycle status of an artifact."/>
            <valueSet
                      value="http://hl7.org/fhir/ValueSet/publication-status|5.0.0"/>
          </binding>
          <mapping>
            <identity value="w5"/>
            <map value="FiveWs.status"/>
          </mapping>
        </element>
        <element id="FeatureDefinition.experimental">
          <path value="FeatureDefinition.experimental"/>
          <short value="For testing purposes, not real usage"/>
          <definition
                      value="A Boolean value to indicate that this {{title}} is authored for testing purposes (or education/evaluation/marketing) and is not intended for genuine usage."/>
          <comment
                   value="Allows filtering of {{title}}s that are appropriate for use versus not."/>
          <requirements
                        value="Enables experimental content to be developed following the same lifecycle that would be used for a production-level {{title}}."/>
          <min value="0"/>
          <max value="1"/>
          <base>
            <path value="CanonicalResource.experimental"/>
            <min value="0"/>
            <max value="1"/>
          </base>
          <type>
            <code value="boolean"/>
          </type>
          <meaningWhenMissing
                              value="If absent, this resource is treated as though it is not experimental."/>
          <mustSupport value="false"/>
          <isModifier value="false"/>
          <isSummary value="true"/>
          <mapping>
            <identity value="w5"/>
            <map value="FiveWs.class"/>
          </mapping>
        </element>
        <element id="FeatureDefinition.date">
          <path value="FeatureDefinition.date"/>
          <short value="Date last changed"/>
          <definition
                      value="The date (and optionally time) when the {{title}} was last significantly changed. The date must change when the business version changes and it must change if the status code changes. In addition, it should change when the substantive content of the {{title}} changes."/>
          <comment
                   value="The date is often not tracked until the resource is published, but may be present on draft content. Note that this is not the same as the resource last-modified-date, since the resource may be a secondary representation of the {{title}}. Additional specific dates may be added as extensions or be found by consulting Provenances associated with past versions of the resource.

    See guidance around (not) making local changes to elements [here](http://hl7.org/fhir/R5/canonicalresource.html#localization)."/>
          <alias value="Revision Date"/>
          <min value="0"/>
          <max value="1"/>
          <base>
            <path value="CanonicalResource.date"/>
            <min value="0"/>
            <max value="1"/>
          </base>
          <type>
            <code value="dateTime"/>
          </type>
          <mustSupport value="false"/>
          <isModifier value="false"/>
          <isSummary value="true"/>
          <mapping>
            <identity value="w5"/>
            <map value="FiveWs.recorded"/>
          </mapping>
        </element>
        <element id="FeatureDefinition.publisher">
          <path value="FeatureDefinition.publisher"/>
          <short
                 value="Name of the publisher/steward (organization or individual)"/>
          <definition
                      value="The name of the organization or individual responsible for the release and ongoing maintenance of the {{title}}."/>
          <comment
                   value="Usually an organization but may be an individual. The publisher (or steward) of the {{title}} is the organization or individual primarily responsible for the maintenance and upkeep of the {{title}}. This is not necessarily the same individual or organization that developed and initially authored the content. The publisher is the primary point of contact for questions or issues with the {{title}}. This item SHOULD be populated unless the information is available from context."/>
          <requirements
                        value="Helps establish the &quot;authority/credibility&quot; of the {{title}}.  May also allow for contact."/>
          <min value="0"/>
          <max value="1"/>
          <base>
            <path value="CanonicalResource.publisher"/>
            <min value="0"/>
            <max value="1"/>
          </base>
          <type>
            <code value="string"/>
          </type>
          <mustSupport value="false"/>
          <isModifier value="false"/>
          <isSummary value="true"/>
          <mapping>
            <identity value="w5"/>
            <map value="FiveWs.witness"/>
          </mapping>
        </element>
        <element id="FeatureDefinition.contact">
          <path value="FeatureDefinition.contact"/>
          <short value="Contact details for the publisher"/>
          <definition
                      value="Contact details to assist a user in finding and communicating with the publisher."/>
          <comment
                   value="May be a web site, an email address, a telephone number, etc.

    See guidance around (not) making local changes to elements [here](http://hl7.org/fhir/R5/canonicalresource.html#localization)."/>
          <min value="0"/>
          <max value="*"/>
          <base>
            <path value="CanonicalResource.contact"/>
            <min value="0"/>
            <max value="*"/>
          </base>
          <type>
            <code value="ContactDetail"/>
          </type>
          <mustSupport value="false"/>
          <isModifier value="false"/>
          <isSummary value="true"/>
        </element>
        <element id="FeatureDefinition.description">
          <path value="FeatureDefinition.description"/>
          <short value="Natural language description of the {{title}}"/>
          <definition
                      value="A free text natural language description of the {{title}} from a consumer's perspective."/>
          <comment
                   value="This description can be used to capture details such as comments about misuse, instructions for clinical use and interpretation, literature references, examples from the paper world, etc. It is not a rendering of the {{title}} as conveyed in the 'text' field of the resource itself. This item SHOULD be populated unless the information is available from context."/>
          <min value="0"/>
          <max value="1"/>
          <base>
            <path value="CanonicalResource.description"/>
            <min value="0"/>
            <max value="1"/>
          </base>
          <type>
            <code value="markdown"/>
          </type>
          <mustSupport value="false"/>
          <isModifier value="false"/>
          <isSummary value="false"/>
        </element>
        <element id="FeatureDefinition.useContext">
          <path value="FeatureDefinition.useContext"/>
          <short value="The context that the content is intended to support"/>
          <definition
                      value="The content was developed with a focus and intent of supporting the contexts that are listed. These contexts may be general categories (gender, age, ...) or may be references to specific programs (insurance plans, studies, ...) and may be used to assist with indexing and searching for appropriate {{title}}s."/>
          <comment
                   value="When multiple useContexts are specified, there is no expectation that all or even any of the contexts apply."/>
          <requirements value="Assist in searching for appropriate content."/>
          <min value="0"/>
          <max value="*"/>
          <base>
            <path value="CanonicalResource.useContext"/>
            <min value="0"/>
            <max value="*"/>
          </base>
          <type>
            <code value="UsageContext"/>
          </type>
          <mustSupport value="false"/>
          <isModifier value="false"/>
          <isSummary value="true"/>
        </element>
        <element id="FeatureDefinition.jurisdiction">
          <path value="FeatureDefinition.jurisdiction"/>
          <short value="Intended jurisdiction for {{title}} (if applicable)"/>
          <definition
                      value="A legal or geographic region in which the {{title}} is intended to be used."/>
          <comment
                   value="It may be possible for the {{title}} to be used in jurisdictions other than those for which it was originally designed or intended.

    DEPRECATION NOTE: For consistency, implementations are encouraged to migrate to using the new 'jurisdiction' code in the useContext element.  (I.e. useContext.code indicating http://terminology.hl7.org/CodeSystem/usage-context-type#jurisdiction and useContext.valueCodeableConcept indicating the jurisdiction.)"/>
          <min value="0"/>
          <max value="*"/>
          <base>
            <path value="CanonicalResource.jurisdiction"/>
            <min value="0"/>
            <max value="*"/>
          </base>
          <type>
            <code value="CodeableConcept"/>
          </type>
          <mustSupport value="false"/>
          <isModifier value="false"/>
          <isSummary value="true"/>
          <binding>
            <extension
                       url="http://hl7.org/fhir/StructureDefinition/elementdefinition-bindingName">
              <valueString value="Jurisdiction"/>
            </extension>
            <strength value="extensible"/>
            <description
                         value="Countries and regions within which this artifact is targeted for use."/>
            <valueSet value="http://hl7.org/fhir/ValueSet/jurisdiction|5.0.0"/>
          </binding>
        </element>
        <element id="FeatureDefinition.purpose">
          <path value="FeatureDefinition.purpose"/>
          <short value="Why this {{title}} is defined"/>
          <definition
                      value="Explanation of why this {{title}} is needed and why it has been designed as it has."/>
          <comment
                   value="This element does not describe the usage of the {{title}}. Instead, it provides traceability of &quot;why&quot; the resource is either needed or &quot;why&quot; it is defined as it is.  This may be used to point to source materials or specifications that drove the structure of this {{title}}."/>
          <min value="0"/>
          <max value="1"/>
          <base>
            <path value="CanonicalResource.purpose"/>
            <min value="0"/>
            <max value="1"/>
          </base>
          <type>
            <code value="markdown"/>
          </type>
          <mustSupport value="false"/>
          <isModifier value="false"/>
          <isSummary value="false"/>
          <mapping>
            <identity value="w5"/>
            <map value="FiveWs.why[x]"/>
          </mapping>
          <mapping>
            <identity value="objimpl"/>
            <map value="no-gen-base"/>
          </mapping>
        </element>
        <element id="FeatureDefinition.copyright">
          <path value="FeatureDefinition.copyright"/>
          <short value="Use and/or publishing restrictions"/>
          <definition
                      value="A copyright statement relating to the {{title}} and/or its contents. Copyright statements are generally legal restrictions on the use and publishing of the {{title}}."/>
          <comment
                   value="The short copyright declaration (e.g. (c) '2015+ xyz organization' should be sent in the copyrightLabel element."/>
          <requirements
                        value="Consumers must be able to determine any legal restrictions on the use of the {{title}} and/or its content."/>
          <alias value="License"/>
          <alias value="Restrictions"/>
          <min value="0"/>
          <max value="1"/>
          <base>
            <path value="CanonicalResource.copyright"/>
            <min value="0"/>
            <max value="1"/>
          </base>
          <type>
            <code value="markdown"/>
          </type>
          <mustSupport value="false"/>
          <isModifier value="false"/>
          <isSummary value="false"/>
          <mapping>
            <identity value="objimpl"/>
            <map value="no-gen-base"/>
          </mapping>
        </element>
        <element id="FeatureDefinition.copyrightLabel">
          <extension
                     url="http://hl7.org/fhir/StructureDefinition/elementdefinition-translatable">
            <valueBoolean value="true"/>
          </extension>
          <extension
                     url="http://hl7.org/fhir/StructureDefinition/elementdefinition-translatable">
            <valueBoolean value="true"/>
          </extension>
          <path value="FeatureDefinition.copyrightLabel"/>
          <short value="Copyright holder and year(s)"/>
          <definition
                      value="A short string (&lt;50 characters), suitable for inclusion in a page footer that identifies the copyright holder, effective period, and optionally whether rights are resctricted. (e.g. 'All rights reserved', 'Some rights reserved')."/>
          <comment
                   value="The (c) symbol should NOT be included in this string. It will be added by software when rendering the notation. Full details about licensing, restrictions, warrantees, etc. goes in the more general 'copyright' element."/>
          <requirements
                        value="Defines the content expected to be rendered in all representations of the artifact."/>
          <min value="0"/>
          <max value="1"/>
          <base>
            <path value="CanonicalResource.copyrightLabel"/>
            <min value="0"/>
            <max value="1"/>
          </base>
          <type>
            <code value="string"/>
          </type>
          <mustSupport value="false"/>
          <isModifier value="false"/>
          <isSummary value="false"/>
        </element>
        <element id="FeatureDefinition.valueType">
          <path value="FeatureDefinition.valueType"/>
          <short value="Type of value associated with the feature"/>
          <definition
                      value="Features are very boolean: true or false for whether the application implements the feature, but the value
    associated with the feature might be a number, a string, or some kind of code"/>
          <min value="1"/>
          <max value="1"/>
          <type>
            <code value="code"/>
          </type>
          <binding>
            <strength value="required"/>
            <valueSet value="http://hl7.org/fhir/ValueSet/data-types"/>
          </binding>
        </element>
        <element id="FeatureDefinition.valueSet">
          <path value="FeatureDefinition.valueSet"/>
          <short value="ValueSet that controls what coded value are allowed"/>
          <definition
                      value="If a value set is specified, the value of the data type must come from the value set, and the
    value type must be one of the bindeable types defined in the FHIR specification"/>
          <min value="0"/>
          <max value="1"/>
          <type>
            <code value="canonical"/>
            <targetProfile
                           value="http://hl7.org/fhir/StructureDefinition/ValueSet"/>
          </type>
        </element>
        <element id="FeatureDefinition.contextDefinition">
          <path value="FeatureDefinition.contextDefinition"/>
          <short
                 value="Human readable documentation describing how to interpret the context fields"/>
          <definition
                      value="The contextDefinition provides human readable documentation describing how to interpret the context fields. "/>
          <min value="1"/>
          <max value="1"/>
          <type>
            <code value="markdown"/>
          </type>
        </element>
        <element id="FeatureDefinition.contextExpressionLanguage">
          <path value="FeatureDefinition.contextExpressionLanguage"/>
          <short
                 value="The mime type of context, if context uses an expression language"/>
          <definition
                      value="The contextExpressionLanguage specifies the mime type of context, if context uses an expression language."/>
          <min value="0"/>
          <max value="1"/>
          <type>
            <code value="code"/>
          </type>
          <binding>
            <strength value="required"/>
            <valueSet value="http://hl7.org/fhir/ValueSet/mimetypes"/>
          </binding>
        </element>
        <element id="FeatureDefinition.context">
          <path value="FeatureDefinition.context"/>
          <short value="The context(s) on which this feature can be defined"/>
          <definition
                      value="The context(s) on which this feature can be defined. This is used to state where the feature applies. some
    features are defined on applications, but others apply to particular resources, or operations on resources, or particular
    code systems etc"/>
          <min value="0"/>
          <max value="*"/>
          <type>
            <code value="string"/>
          </type>
        </element>
        <element id="FeatureDefinition.qualifier">
          <path value="FeatureDefinition.qualifier"/>
          <short
                 value="A qualifier that might provided more information about a feature implementation"/>
          <definition
                      value="A qualifier is an extra piece of information that MAY or SHALL be provided when the feature is described/specified
    that provides additional information about the feature. E.g. a feature defined on a resource may only be applicable
    to particular events associated with the resource, or ...?"/>
          <min value="0"/>
          <max value="*"/>
          <type>
            <code value="BackboneElement"/>
          </type>
        </element>
        <element id="FeatureDefinition.qualifier.name">
          <path value="FeatureDefinition.qualifier.name"/>
          <short value="The name of the feature"/>
          <definition value="The name of the feature"/>
          <min value="1"/>
          <max value="1"/>
          <type>
            <code value="code"/>
          </type>
        </element>
        <element id="FeatureDefinition.qualifier.description">
          <path value="FeatureDefinition.qualifier.description"/>
          <short value="A human-readable description of the qualifier."/>
          <definition value="A human-readable description of the qualifier."/>
          <min value="0"/>
          <max value="1"/>
          <type>
            <code value="string"/>
          </type>
        </element>
        <element id="FeatureDefinition.qualifier.valueType">
          <path value="FeatureDefinition.qualifier.valueType"/>
          <short value="Type of value associated with the feature"/>
          <definition
                      value="Features are very boolean: true or false for whether the application implements the feature, but the value
    associated with the feature might be a number, a string, or some kind of code"/>
          <min value="1"/>
          <max value="1"/>
          <type>
            <code value="code"/>
          </type>
          <binding>
            <strength value="required"/>
            <valueSet value="http://hl7.org/fhir/ValueSet/data-types"/>
          </binding>
        </element>
        <element id="FeatureDefinition.qualifier.optional">
          <path value="FeatureDefinition.qualifier.optional"/>
          <short
                 value="Whether the feature is optional, or must always be present"/>
          <definition
                      value="Whether the feature is optional, or must always be present when a feature is referred to "/>
          <min value="1"/>
          <max value="1"/>
          <type>
            <code value="boolean"/>
          </type>
        </element>
      </differential>
    </StructureDefinition>