http://hl7.org/fhir/StructureDefinition/composition-clinicaldocument-versionNumber|4.0.1
Version specific identifier for the composition, assigned when each version is created/updated.
| type | destination |
|---|---|
| baseDefinition | http://hl7.org/fhir/StructureDefinition/Extension |
| type | http://hl7.org/fhir/StructureDefinition/Extension |
| Extension.value[x].type | http://hl7.org/fhir/StructureDefinition/string |