This page is part of the FHIR Specification (v0.0.82: DSTU 1). The current version which supercedes this version is 5.0.0. For a full list of available versions, see the Directory of published versions . Page versions: R4B R4 R3 R2

Extension Where to find code system - Definition

URL for this extension: 

http://hl7.org/fhir/StructureDefinition/valueset-systemRef

Status: draft. Extension maintained by: HL7

The formal URI for the code system. I.e. ValueSet.define.system (or its equivalent).

Context of Use: Use on element: ValueSet.compose.include

usage info: insert a list of places where this extension is used

Extension Content

Structure

NameFlagsCard.TypeDescription & Constraintsdoco
.. extensionExtensionURL = http://hl7.org/fhir/StructureDefinition/valueset-systemRef
Where to find code system: The formal URI for the code system. I.e. ValueSet.define.system (or its equivalent).
Use on element: ValueSet.compose.include
... extension 0..*ExtensionAdditional Content defined by implementations
... url 1..1uriidentifies the meaning of the extension
Fixed Value: http://hl7.org/fhir/StructureDefinition/valueset-systemRef
... valueUri 0..1uriValue of extension

XML Template

<!-- Where to find code system -->doco

<extension xmlns="http://hl7.org/fhir"
     url="http://hl7.org/fhir/StructureDefinition/valueset-systemRef" >
  <!-- from Element: extension -->
 <valueUri  value="[uri]"/><!-- 0..1 Value of extension
</extension>

JSON Template

{ // Where to find code system
  // from Element: extension
    "url" : "http://hl7.org/fhir/StructureDefinition/valueset-systemRef", // R! 
    "valueUri" : "<uri>" //Value of extension
  }

Structure

NameFlagsCard.TypeDescription & Constraintsdoco
.. extensionExtensionURL = http://hl7.org/fhir/StructureDefinition/valueset-systemRef
Where to find code system: The formal URI for the code system. I.e. ValueSet.define.system (or its equivalent).
Use on element: ValueSet.compose.include
... extension 0..*ExtensionAdditional Content defined by implementations
... url 1..1uriidentifies the meaning of the extension
Fixed Value: http://hl7.org/fhir/StructureDefinition/valueset-systemRef
... valueUri 0..1uriValue of extension

XML Template

<!-- Where to find code system -->doco

<extension xmlns="http://hl7.org/fhir"
     url="http://hl7.org/fhir/StructureDefinition/valueset-systemRef" >
  <!-- from Element: extension -->
 <valueUri  value="[uri]"/><!-- 0..1 Value of extension
</extension>

JSON Template

to do