{"resourceType":"SearchParameter","id":"Medication-identifier","extension":[{"url":"http://hl7.org/fhir/StructureDefinition/structuredefinition-standards-status","valueCode":"trial-use"}],"url":"http://hl7.org/fhir/SearchParameter/Medication-identifier","version":"4.0.1","name":"identifier","status":"draft","experimental":false,"date":"2021-01-17T07:06:13+11:00","publisher":"Health Level Seven International (Pharmacy)","contact":[{"telecom":[{"system":"url","value":"http://hl7.org/fhir"}]},{"telecom":[{"system":"url","value":"http://www.hl7.org/Special/committees/medication/index.cfm"}]}],"description":"Returns medications with this external identifier","code":"identifier","base":["Medication"],"type":"token","expression":"Medication.identifier","xpath":"f:Medication/f:identifier","xpathUsage":"normal"}