description: This cross-version extension represents DataRequirement.codeFilter.valueSet[x] from http://hl7.org/fhir/StructureDefinition/DataRequirement|3.0.2 for use in FHIR R4B.
package_name: hl7.fhir.uv.xver-r3.r4b
derivation: constraint
name: ext_R3_DataRequirement_co_valueSet
type: Extension
elements:
  value:
    base: {path: 'Extension.value[x]'}
    short: Valueset for the filter
    choices: [valueString, valueReference]
    index: 1
  valueString:
    base: {path: 'Extension.value[x]'}
    type: string
    short: Valueset for the filter
    choiceOf: value
    index: 2
  valueReference:
    short: Valueset for the filter
    refers: ['http://hl7.org/fhir/StructureDefinition/ValueSet']
    type: Reference
    base: {path: 'Extension.value[x]'}
    choiceOf: value
    index: 3
  url:
    pattern: {type: uri, value: 'http://hl7.org/fhir/3.0/StructureDefinition/extension-DataRequirement.codeFilter.valueSet'}
    type: uri
    index: 4
package_version: 0.0.1-snapshot-1
class: extension
kind: complex-type
url: http://hl7.org/fhir/3.0/StructureDefinition/extension-DataRequirement.codeFilter.valueSet
base: http://hl7.org/fhir/StructureDefinition/Extension
version: 0.0.1-snapshot-1
required: [url]