description: 'Version specific identifier for the composition, assigned when each version is created/updated. Note: this extension is deprecated because since R5 Composition has a version element which should be used instead.'
package_name: hl7.fhir.uv.extensions
derivation: constraint
name: CDVersionNumber
type: Extension
elements:
  extension: {index: 0}
  url:
    pattern: {type: Uri, value: 'http://hl7.org/fhir/StructureDefinition/composition-clinicaldocument-versionNumber'}
    index: 1
  value:
    choices: [valueString]
    index: 3
  valueString: {type: string, choiceOf: value, index: 4}
package_version: 5.2.0-ballot
extensions: {}
class: extension
kind: complex-type
url: http://hl7.org/fhir/StructureDefinition/composition-clinicaldocument-versionNumber
base: http://hl7.org/fhir/StructureDefinition/Extension
version: 5.2.0-ballot
required: [valueString, value]