{ "description": "Optional Extensions Element", "_filename": "SearchParameter-codesystem-extensions-CodeSystem-end.json", "package_name": "hl7.fhir.r5.examples", "date": null, "expression": "CodeSystem.extension('http://hl7.org/fhir/StructureDefinition/codesystem-expirationDate').value", "publisher": null, "name": "end", "type": "date", "experimental": "true", "resourceType": "SearchParameter", "title": null, "package_version": "5.0.0-snapshot3", "status": "draft", "id": "8c7eecca-fea7-4701-8112-293a954f9eb1", "kind": null, "processingMode": "normal", "url": "http://hl7.org/fhir/SearchParameter/codesystem-extensions-CodeSystem-end", "code": "end", "base": [ "CodeSystem" ], "version": "5.0.0" }