http://hl7.org/fhir/StructureDefinition/Extension|4.0.1
Base StructureDefinition for Extension Type: Optional Extension Element - found in all resources.
| url | version | package |
|---|---|---|
| http://hl7.org/fhir/StructureDefinition/Extension | 5.0.0 | hl7.fhir.r5.core@5.0.0 |
| http://hl7.org/fhir/StructureDefinition/Extension | 4.0.1 | hl7.fhir.r4.examples@4.0.1 |