description: This cross-version extension represents RequestGroup.reasonReference from http://hl7.org/fhir/StructureDefinition/RequestGroup|4.3.0 for use in FHIR R5.
package_name: hl7.fhir.uv.xver-r4b.r5
derivation: constraint
name: ext_R4B_RequestGroup_reasonReference
type: Extension
elements:
  value:
    base: {path: 'Extension.value[x]'}
    short: Why the request group is needed
    choices: [valueReference]
    index: 1
  valueReference:
    short: Why the request group is needed
    refers: ['http://hl7.org/fhir/StructureDefinition/Condition', 'http://hl7.org/fhir/StructureDefinition/DiagnosticReport', 'http://hl7.org/fhir/StructureDefinition/DocumentReference', 'http://hl7.org/fhir/StructureDefinition/Observation']
    type: Reference
    base: {path: 'Extension.value[x]'}
    choiceOf: value
    index: 2
  url:
    pattern: {type: uri, value: 'http://hl7.org/fhir/4.3/StructureDefinition/extension-RequestGroup.reasonReference'}
    type: uri
    index: 3
package_version: 0.0.1-snapshot-1
class: extension
kind: complex-type
url: http://hl7.org/fhir/4.3/StructureDefinition/extension-RequestGroup.reasonReference
base: http://hl7.org/fhir/StructureDefinition/Extension
version: 0.0.1-snapshot-1
required: [url]