Summary

Mandatory: 6 elements
Must-Support: 6 elements

<!-- Shareable ActivityDefinition -->

<ActivityDefinition xmlns="http://hl7.org/fhir"
>
  <!-- from Element: extension -->
 <id value="[id]"/><!-- 0..1 Logical id of this artifact -->
 <meta><!--  0..1 Meta Metadata about the resource --></meta>
 <implicitRules value="[uri]"/><!--  0..1 A set of rules under which this content was created -->
 <language value="[code]"/><!--  0..1 Language of the resource content   -->
 <text><!--  0..1 Narrative 
     Text summary of the resource, for human interpretation --></text>
 <contained><!-- 0..* Resource 
     Contained, inline Resources --></contained>
 <modifierExtension><!--  0..* Extension  Extensions that cannot be ignored  --></modifierExtension>
 <url value="[uri]"/><!--  1..1 
     Canonical identifier for this activity definition, represented as a URI (globally unique) -->
 <identifier><!--  0..* Identifier 
     Additional identifier for the activity definition --></identifier>
 <version value="[string]"/><!--  1..1 Business version of the activity definition -->
 <name value="[string]"/><!--  1..1 Name for this activity definition (computer friendly) -->
 <title value="[string]"/><!--  0..1 Name for this activity definition (human friendly) -->
 <subtitle value="[string]"/><!--  0..1 Subordinate title of the activity definition -->
 <status value="[code]"/><!--  1..1 draft | active | retired | unknown   -->
 <experimental value="[boolean]"/><!--  1..1 For testing purposes, not real usage -->
 <subject[x]><!--  0..1 CodeableConcept|Reference(Group) Type of individual the activity definition is intended for   --></subject[x]>
 <date value="[dateTime]"/><!--  0..1 Date last changed -->
 <publisher value="[string]"/><!--  1..1 Name of the publisher (organization or individual) -->
 <contact><!--  0..* ContactDetail 
     Contact details for the publisher --></contact>
 <description value="[markdown]"/><!--  1..1 Natural language description of the activity definition -->
 <useContext><!--  0..* UsageContext 
     The context that the content is intended to support --></useContext>
 <jurisdiction><!--  0..* CodeableConcept Intended jurisdiction for activity definition (if applicable)   --></jurisdiction>
 <purpose value="[markdown]"/><!--  0..1 Why this activity definition is defined -->
 <usage value="[string]"/><!--  0..1 Describes the clinical usage of the activity definition -->
 <copyright value="[markdown]"/><!--  0..1 Use and/or publishing restrictions -->
 <approvalDate value="[date]"/><!--  0..1 When the activity definition was approved by publisher -->
 <lastReviewDate value="[date]"/><!--  0..1 When the activity definition was last reviewed -->
 <effectivePeriod><!--  0..1 Period 
     When the activity definition is expected to be used --></effectivePeriod>
 <topic><!--  0..* CodeableConcept E.g. Education, Treatment, Assessment, etc.   --></topic>
 <author><!--  0..* ContactDetail 
     Who authored the content --></author>
 <editor><!--  0..* ContactDetail 
     Who edited the content --></editor>
 <reviewer><!--  0..* ContactDetail 
     Who reviewed the content --></reviewer>
 <endorser><!--  0..* ContactDetail 
     Who endorsed the content --></endorser>
 <relatedArtifact><!--  0..* RelatedArtifact 
     Additional documentation, citations, etc. --></relatedArtifact>
 <library value="[canonical]"/><!--  0..* Logic used by the activity definition -->
 <kind value="[code]"/><!--  0..1 Kind of resource   -->
 <profile value="[canonical]"/><!--  0..1 What profile the resource needs to conform to -->
 <code><!--  0..1 CodeableConcept Detail type of activity   --></code>
 <intent value="[code]"/><!--  0..1 proposal | plan | directive | order | original-order | reflex-order | filler-order | instance-order | option   -->
 <priority value="[code]"/><!--  0..1 routine | urgent | asap | stat   -->
 <doNotPerform value="[boolean]"/><!--  0..1 True if the activity should not be performed -->
 <timing[x]><!--  0..1 Timing|dateTime|Age|Period|Range|
   Duration When activity is to occur --></timing[x]>
 <location><!--  0..1 Reference(Location) 
     Where it should happen --></location>
 <participant>  0..* BackboneElement  <!--  0..* Who should participate in the action -->
  <modifierExtension><!--  0..* Extension  Extensions that cannot be ignored even if unrecognized  --></modifierExtension>
  <type value="[code]"/><!--  1..1 patient | practitioner | related-person | device   -->
  <role><!--  0..1 CodeableConcept E.g. Nurse, Surgeon, Parent, etc.   --></role>
 </participant>
 <product[x]><!--  0..1 Reference(Medication)|CodeableConcept What's administered/supplied   --></product[x]>
 <quantity><!--  0..1 Quantity 
     How much is administered/consumed/supplied --></quantity>
 <dosage><!--  0..* Dosage Detailed dosage instructions --></dosage>
 <bodySite><!--  0..* CodeableConcept What part of body to perform on   --></bodySite>
 <specimenRequirement><!--  0..* Reference(SpecimenDefinition) 
     What specimens are required to perform this action --></specimenRequirement>
 <observationRequirement><!--  0..* Reference(ObservationDefinition) 
     What observations are required to perform this action --></observationRequirement>
 <observationResultRequirement><!--  0..* Reference(ObservationDefinition) 
     What observations must be produced by this action --></observationResultRequirement>
 <transform value="[canonical]"/><!--  0..1 Transform to apply the template -->
 <dynamicValue>  0..* BackboneElement  <!--  0..* Dynamic aspects of the definition -->
  <modifierExtension><!--  0..* Extension  Extensions that cannot be ignored even if unrecognized  --></modifierExtension>
  <path value="[string]"/><!--  1..1 The path to the element to be set dynamically -->
  <expression><!--  1..1 Expression 
      An expression that provides the dynamic value for the customization --></expression>
 </dynamicValue>
</ActivityDefinition>

{ // Shareable ActivityDefinition
  // from Element: extension
    "meta" : { Meta }, // C?Metadata about the resource
    "implicitRules" : "<uri>", // C?A set of rules under which this content was created
    "language" : "<code>", // C?Language of the resource content
    "text" : { Narrative }, // C?Text summary of the resource, for human interpretation
    "contained" : [{ Resource }], //Contained, inline Resources
    "modifierExtension" : [{ Extension }], // C?Extensions that cannot be ignored
    "url" : "<uri>", // C? R! Canonical identifier for this activity definition, represented as a URI (globally unique)
    "identifier" : [{ Identifier }], // C?Additional identifier for the activity definition
    "version" : "<string>", // C? R! Business version of the activity definition
    "name" : "<string>", // C? R! Name for this activity definition (computer friendly)
    "title" : "<string>", // C?Name for this activity definition (human friendly)
    "subtitle" : "<string>", // C?Subordinate title of the activity definition
    "status" : "<code>", // C? R! draft | active | retired | unknown
    "experimental" : <boolean>, // C? R! For testing purposes, not real usage
// value[x]: Type of individual the activity definition is intended for. One of these 2:
    "subjectCodeableConcept" : { CodeableConcept }, // C?Type of individual the activity definition is intended for
    "subjectReference" : { Reference(Group) }, // C?Type of individual the activity definition is intended for
    "date" : "<dateTime>", // C?Date last changed
    "publisher" : "<string>", // C? R! Name of the publisher (organization or individual)
    "contact" : [{ ContactDetail }], // C?Contact details for the publisher
    "description" : "<markdown>", // C? R! Natural language description of the activity definition
    "useContext" : [{ UsageContext }], // C?The context that the content is intended to support
    "jurisdiction" : [{ CodeableConcept }], // C?Intended jurisdiction for activity definition (if applicable)
    "purpose" : "<markdown>", // C?Why this activity definition is defined
    "usage" : "<string>", // C?Describes the clinical usage of the activity definition
    "copyright" : "<markdown>", // C?Use and/or publishing restrictions
    "approvalDate" : "<date>", // C?When the activity definition was approved by publisher
    "lastReviewDate" : "<date>", // C?When the activity definition was last reviewed
    "effectivePeriod" : { Period }, // C?When the activity definition is expected to be used
    "topic" : [{ CodeableConcept }], // C?E.g. Education, Treatment, Assessment, etc.
    "author" : [{ ContactDetail }], // C?Who authored the content
    "editor" : [{ ContactDetail }], // C?Who edited the content
    "reviewer" : [{ ContactDetail }], // C?Who reviewed the content
    "endorser" : [{ ContactDetail }], // C?Who endorsed the content
    "relatedArtifact" : [{ RelatedArtifact }], // C?Additional documentation, citations, etc.
    "library" : ["<canonical>"], // C?Logic used by the activity definition
    "kind" : "<code>", // C?Kind of resource
    "profile" : "<canonical>", // C?What profile the resource needs to conform to
    "code" : { CodeableConcept }, // C?Detail type of activity
    "intent" : "<code>", // C?proposal | plan | directive | order | original-order | reflex-order | filler-order | instance-order | option
    "priority" : "<code>", // C?routine | urgent | asap | stat
    "doNotPerform" : <boolean>, // C?True if the activity should not be performed
// value[x]: When activity is to occur. One of these 6:
    "timingTiming" : { Timing }, // C?When activity is to occur
    "timingDateTime" : "<dateTime>", // C?When activity is to occur
    "timingAge" : { Age }, // C?When activity is to occur
    "timingPeriod" : { Period }, // C?When activity is to occur
    "timingRange" : { Range }, // C?When activity is to occur
    "timingDuration" : { Duration }, // C?When activity is to occur
    "location" : { Reference(Location) }, // C?Where it should happen
    "participant" : [{ BackboneElement }], // C?Who should participate in the action
// value[x]: What's administered/supplied. One of these 2:
    "productReference" : { Reference(Medication) }, // C?What's administered/supplied
    "productCodeableConcept" : { CodeableConcept }, // C?What's administered/supplied
    "quantity" : { Quantity(SimpleQuantity) } // C?How much is administered/consumed/supplied
    "dosage" : [{ Dosage }], // C?Detailed dosage instructions
    "bodySite" : [{ CodeableConcept }], // C?What part of body to perform on
    "specimenRequirement" : [{ Reference(SpecimenDefinition) }], // C?What specimens are required to perform this action
    "observationRequirement" : [{ Reference(ObservationDefinition) }], // C?What observations are required to perform this action
    "observationResultRequirement" : [{ Reference(ObservationDefinition) }], // C?What observations must be produced by this action
    "transform" : "<canonical>", // C?Transform to apply the template
    "dynamicValue" : [{ BackboneElement }], // C?Dynamic aspects of the definition
  }

Summary

Mandatory: 6 elements
Must-Support: 6 elements

<!-- Shareable ActivityDefinition -->

<ActivityDefinition xmlns="http://hl7.org/fhir"
>
  <!-- from Element: extension -->
 <id value="[id]"/><!-- 0..1 Logical id of this artifact -->
 <meta><!--  0..1 Meta Metadata about the resource --></meta>
 <implicitRules value="[uri]"/><!--  0..1 A set of rules under which this content was created -->
 <language value="[code]"/><!--  0..1 Language of the resource content   -->
 <text><!--  0..1 Narrative 
     Text summary of the resource, for human interpretation --></text>
 <contained><!-- 0..* Resource 
     Contained, inline Resources --></contained>
 <modifierExtension><!--  0..* Extension  Extensions that cannot be ignored  --></modifierExtension>
 <url value="[uri]"/><!--  1..1 
     Canonical identifier for this activity definition, represented as a URI (globally unique) -->
 <identifier><!--  0..* Identifier 
     Additional identifier for the activity definition --></identifier>
 <version value="[string]"/><!--  1..1 Business version of the activity definition -->
 <name value="[string]"/><!--  1..1 Name for this activity definition (computer friendly) -->
 <title value="[string]"/><!--  0..1 Name for this activity definition (human friendly) -->
 <subtitle value="[string]"/><!--  0..1 Subordinate title of the activity definition -->
 <status value="[code]"/><!--  1..1 draft | active | retired | unknown   -->
 <experimental value="[boolean]"/><!--  1..1 For testing purposes, not real usage -->
 <subject[x]><!--  0..1 CodeableConcept|Reference(Group) Type of individual the activity definition is intended for   --></subject[x]>
 <date value="[dateTime]"/><!--  0..1 Date last changed -->
 <publisher value="[string]"/><!--  1..1 Name of the publisher (organization or individual) -->
 <contact><!--  0..* ContactDetail 
     Contact details for the publisher --></contact>
 <description value="[markdown]"/><!--  1..1 Natural language description of the activity definition -->
 <useContext><!--  0..* UsageContext 
     The context that the content is intended to support --></useContext>
 <jurisdiction><!--  0..* CodeableConcept Intended jurisdiction for activity definition (if applicable)   --></jurisdiction>
 <purpose value="[markdown]"/><!--  0..1 Why this activity definition is defined -->
 <usage value="[string]"/><!--  0..1 Describes the clinical usage of the activity definition -->
 <copyright value="[markdown]"/><!--  0..1 Use and/or publishing restrictions -->
 <approvalDate value="[date]"/><!--  0..1 When the activity definition was approved by publisher -->
 <lastReviewDate value="[date]"/><!--  0..1 When the activity definition was last reviewed -->
 <effectivePeriod><!--  0..1 Period 
     When the activity definition is expected to be used --></effectivePeriod>
 <topic><!--  0..* CodeableConcept E.g. Education, Treatment, Assessment, etc.   --></topic>
 <author><!--  0..* ContactDetail 
     Who authored the content --></author>
 <editor><!--  0..* ContactDetail 
     Who edited the content --></editor>
 <reviewer><!--  0..* ContactDetail 
     Who reviewed the content --></reviewer>
 <endorser><!--  0..* ContactDetail 
     Who endorsed the content --></endorser>
 <relatedArtifact><!--  0..* RelatedArtifact 
     Additional documentation, citations, etc. --></relatedArtifact>
 <library value="[canonical]"/><!--  0..* Logic used by the activity definition -->
 <kind value="[code]"/><!--  0..1 Kind of resource   -->
 <profile value="[canonical]"/><!--  0..1 What profile the resource needs to conform to -->
 <code><!--  0..1 CodeableConcept Detail type of activity   --></code>
 <intent value="[code]"/><!--  0..1 proposal | plan | directive | order | original-order | reflex-order | filler-order | instance-order | option   -->
 <priority value="[code]"/><!--  0..1 routine | urgent | asap | stat   -->
 <doNotPerform value="[boolean]"/><!--  0..1 True if the activity should not be performed -->
 <timing[x]><!--  0..1 Timing|dateTime|Age|Period|Range|
   Duration When activity is to occur --></timing[x]>
 <location><!--  0..1 Reference(Location) 
     Where it should happen --></location>
 <participant>  0..* BackboneElement  <!--  0..* Who should participate in the action -->
  <modifierExtension><!--  0..* Extension  Extensions that cannot be ignored even if unrecognized  --></modifierExtension>
  <type value="[code]"/><!--  1..1 patient | practitioner | related-person | device   -->
  <role><!--  0..1 CodeableConcept E.g. Nurse, Surgeon, Parent, etc.   --></role>
 </participant>
 <product[x]><!--  0..1 Reference(Medication)|CodeableConcept What's administered/supplied   --></product[x]>
 <quantity><!--  0..1 Quantity 
     How much is administered/consumed/supplied --></quantity>
 <dosage><!--  0..* Dosage Detailed dosage instructions --></dosage>
 <bodySite><!--  0..* CodeableConcept What part of body to perform on   --></bodySite>
 <specimenRequirement><!--  0..* Reference(SpecimenDefinition) 
     What specimens are required to perform this action --></specimenRequirement>
 <observationRequirement><!--  0..* Reference(ObservationDefinition) 
     What observations are required to perform this action --></observationRequirement>
 <observationResultRequirement><!--  0..* Reference(ObservationDefinition) 
     What observations must be produced by this action --></observationResultRequirement>
 <transform value="[canonical]"/><!--  0..1 Transform to apply the template -->
 <dynamicValue>  0..* BackboneElement  <!--  0..* Dynamic aspects of the definition -->
  <modifierExtension><!--  0..* Extension  Extensions that cannot be ignored even if unrecognized  --></modifierExtension>
  <path value="[string]"/><!--  1..1 The path to the element to be set dynamically -->
  <expression><!--  1..1 Expression 
      An expression that provides the dynamic value for the customization --></expression>
 </dynamicValue>
</ActivityDefinition>

{ // Shareable ActivityDefinition
  // from Element: extension
    "meta" : { Meta }, // C?Metadata about the resource
    "implicitRules" : "<uri>", // C?A set of rules under which this content was created
    "language" : "<code>", // C?Language of the resource content
    "text" : { Narrative }, // C?Text summary of the resource, for human interpretation
    "contained" : [{ Resource }], //Contained, inline Resources
    "modifierExtension" : [{ Extension }], // C?Extensions that cannot be ignored
    "url" : "<uri>", // C? R! Canonical identifier for this activity definition, represented as a URI (globally unique)
    "identifier" : [{ Identifier }], // C?Additional identifier for the activity definition
    "version" : "<string>", // C? R! Business version of the activity definition
    "name" : "<string>", // C? R! Name for this activity definition (computer friendly)
    "title" : "<string>", // C?Name for this activity definition (human friendly)
    "subtitle" : "<string>", // C?Subordinate title of the activity definition
    "status" : "<code>", // C? R! draft | active | retired | unknown
    "experimental" : <boolean>, // C? R! For testing purposes, not real usage
// value[x]: Type of individual the activity definition is intended for. One of these 2:
    "subjectCodeableConcept" : { CodeableConcept }, // C?Type of individual the activity definition is intended for
    "subjectReference" : { Reference(Group) }, // C?Type of individual the activity definition is intended for
    "date" : "<dateTime>", // C?Date last changed
    "publisher" : "<string>", // C? R! Name of the publisher (organization or individual)
    "contact" : [{ ContactDetail }], // C?Contact details for the publisher
    "description" : "<markdown>", // C? R! Natural language description of the activity definition
    "useContext" : [{ UsageContext }], // C?The context that the content is intended to support
    "jurisdiction" : [{ CodeableConcept }], // C?Intended jurisdiction for activity definition (if applicable)
    "purpose" : "<markdown>", // C?Why this activity definition is defined
    "usage" : "<string>", // C?Describes the clinical usage of the activity definition
    "copyright" : "<markdown>", // C?Use and/or publishing restrictions
    "approvalDate" : "<date>", // C?When the activity definition was approved by publisher
    "lastReviewDate" : "<date>", // C?When the activity definition was last reviewed
    "effectivePeriod" : { Period }, // C?When the activity definition is expected to be used
    "topic" : [{ CodeableConcept }], // C?E.g. Education, Treatment, Assessment, etc.
    "author" : [{ ContactDetail }], // C?Who authored the content
    "editor" : [{ ContactDetail }], // C?Who edited the content
    "reviewer" : [{ ContactDetail }], // C?Who reviewed the content
    "endorser" : [{ ContactDetail }], // C?Who endorsed the content
    "relatedArtifact" : [{ RelatedArtifact }], // C?Additional documentation, citations, etc.
    "library" : ["<canonical>"], // C?Logic used by the activity definition
    "kind" : "<code>", // C?Kind of resource
    "profile" : "<canonical>", // C?What profile the resource needs to conform to
    "code" : { CodeableConcept }, // C?Detail type of activity
    "intent" : "<code>", // C?proposal | plan | directive | order | original-order | reflex-order | filler-order | instance-order | option
    "priority" : "<code>", // C?routine | urgent | asap | stat
    "doNotPerform" : <boolean>, // C?True if the activity should not be performed
// value[x]: When activity is to occur. One of these 6:
    "timingTiming" : { Timing }, // C?When activity is to occur
    "timingDateTime" : "<dateTime>", // C?When activity is to occur
    "timingAge" : { Age }, // C?When activity is to occur
    "timingPeriod" : { Period }, // C?When activity is to occur
    "timingRange" : { Range }, // C?When activity is to occur
    "timingDuration" : { Duration }, // C?When activity is to occur
    "location" : { Reference(Location) }, // C?Where it should happen
    "participant" : [{ BackboneElement }], // C?Who should participate in the action
// value[x]: What's administered/supplied. One of these 2:
    "productReference" : { Reference(Medication) }, // C?What's administered/supplied
    "productCodeableConcept" : { CodeableConcept }, // C?What's administered/supplied
    "quantity" : { Quantity(SimpleQuantity) } // C?How much is administered/consumed/supplied
    "dosage" : [{ Dosage }], // C?Detailed dosage instructions
    "bodySite" : [{ CodeableConcept }], // C?What part of body to perform on
    "specimenRequirement" : [{ Reference(SpecimenDefinition) }], // C?What specimens are required to perform this action
    "observationRequirement" : [{ Reference(ObservationDefinition) }], // C?What observations are required to perform this action
    "observationResultRequirement" : [{ Reference(ObservationDefinition) }], // C?What observations must be produced by this action
    "transform" : "<canonical>", // C?Transform to apply the template
    "dynamicValue" : [{ BackboneElement }], // C?Dynamic aspects of the definition
  }