<?xml version="1.0" encoding="UTF-8"?><StructureDefinition xmlns="http://hl7.org/fhir"><id value="questionnaire-allowedResource"/><url value="http://hl7.org/fhir/StructureDefinition/questionnaire-allowedResource"/><name value="Allowed resource for reference"/><status value="draft"/><publisher value="HL7"/><contact><telecom><system value="other"/><value value="http://www.hl7.org"/></telecom></contact><date value="2013-07-04"/><description value="Where the type for a question is &quot;Reference&quot;, indicates a type of resource that is permitted."/><fhirVersion value="1.6.0"/><mapping><identity value="rim"/><uri value="http://hl7.org/v3"/><name value="RIM Mapping"/></mapping><kind value="complex-type"/><abstract value="false"/><contextType value="resource"/><context value="Questionnaire.item"/><context value="Questionnaire.item.item"/><type value="Extension"/><baseDefinition value="http://hl7.org/fhir/StructureDefinition/Extension"/><derivation value="constraint"/><snapshot><element id="Extension:allowedresourceforreference"><path value="Extension"/><short value="Allowed resource for reference"/><definition value="Where the type for a question is &quot;Reference&quot;, indicates a type of resource that is permitted."/><comments value="This extension only has meaning if the question.type = Reference.  If no allowedResource extensions are present, the presumption is that any type of resource is permitted.  If multiple are present, then any of the specified types are permitted."/><min value="0"/><max value="*"/><base><path value="Extension"/><min value="0"/><max value="*"/></base><condition value="ele-1"/><constraint><key value="ele-1"/><severity value="error"/><human value="All FHIR elements must have a @value or children"/><expression value="children().count() &gt; id.count()"/><xpath value="@value|f:*|h:div"/></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()"/><xpath value="exists(f:extension)!=exists(f:*[starts-with(local-name(.), &#39;value&#39;)])"/></constraint><constraint><key value="inv-10"/><severity value="error"/><human value="Allowed resource can only be specified for items of type &#39;reference&#39;"/><expression value="$parent.type=&#39;reference&#39;"/><xpath value="parent::*/f:type/@value=&#39;reference&#39;"/></constraint><mapping><identity value="rim"/><map value="N/A - MIF rather than RIM level"/></mapping></element><element id="Extension:allowedresourceforreference.id"><path value="Extension.id"/><representation value="xmlAttr"/><short value="xml:id (or equivalent in JSON)"/><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="*"/></base><type><code value="string"/></type><mapping><identity value="rim"/><map value="n/a"/></mapping></element><element id="Extension:allowedresourceforreference.extension:extension"><path value="Extension.extension"/><name value="extension"/><short value="Extension"/><definition value="An Extension"/><min value="0"/><max value="0"/><base><path value="Element.extension"/><min value="0"/><max value="*"/></base><type><code value="Extension"/></type></element><element id="Extension:allowedresourceforreference.url"><path value="Extension.url"/><representation value="xmlAttr"/><short value="identifies the meaning of the extension"/><definition value="Source of the definition for the extension code - a logical name or a URL."/><comments value="The definition may point directly to a computable or human-readable definition of the extensibility codes, or it may be a logical URI as declared in some other specification. The definition SHALL be a URI for the Structure Definition defining the extension."/><min value="1"/><max value="1"/><base><path value="Extension.url"/><min value="1"/><max value="1"/></base><type><code value="uri"/></type><fixedUri value="http://hl7.org/fhir/StructureDefinition/questionnaire-allowedResource"/><mapping><identity value="rim"/><map value="N/A"/></mapping></element><element id="Extension:allowedresourceforreference.valueCode"><path value="Extension.valueCode"/><short value="Value of extension"/><definition value="Value of extension - may be a resource or one of a constrained set of the data types (see Extensibility in the spec for list)."/><min value="1"/><max value="1"/><base><path value="Extension.value[x]"/><min value="0"/><max value="1"/></base><type><code value="code"/></type><binding><strength value="required"/><description value="One of the resource types defined as part of FHIR."/><valueSetReference><reference value="http://hl7.org/fhir/ValueSet/resource-types"/></valueSetReference></binding><mapping><identity value="rim"/><map value="N/A"/></mapping></element></snapshot><differential><element id="Extension:allowedresourceforreference"><path value="Extension"/><short value="Allowed resource for reference"/><definition value="Where the type for a question is &quot;Reference&quot;, indicates a type of resource that is permitted."/><comments value="This extension only has meaning if the question.type = Reference.  If no allowedResource extensions are present, the presumption is that any type of resource is permitted.  If multiple are present, then any of the specified types are permitted."/><min value="0"/><max value="*"/><constraint><key value="inv-10"/><severity value="error"/><human value="Allowed resource can only be specified for items of type &#39;reference&#39;"/><expression value="$parent.type=&#39;reference&#39;"/><xpath value="parent::*/f:type/@value=&#39;reference&#39;"/></constraint><mapping><identity value="rim"/><map value="N/A - MIF rather than RIM level"/></mapping></element><element id="Extension:allowedresourceforreference.extension:extension"><path value="Extension.extension"/><name value="extension"/><max value="0"/></element><element id="Extension:allowedresourceforreference.url"><path value="Extension.url"/><type><code value="uri"/></type><fixedUri value="http://hl7.org/fhir/StructureDefinition/questionnaire-allowedResource"/></element><element id="Extension:allowedresourceforreference.value[x]"><path value="Extension.value[x]"/><min value="1"/><type><code value="code"/></type><binding><strength value="required"/><description value="One of the resource types defined as part of FHIR."/><valueSetReference><reference value="http://hl7.org/fhir/ValueSet/resource-types"/></valueSetReference></binding></element></differential></StructureDefinition>