{ "description": "Accesses the DrugPlan ID of a FormularyDrug", "_filename": "SearchParameter-DrugPlan.json", "package_name": "hl7.fhir.us.davinci-drug-formulary", "date": "2019-06-21T14:06:08-04:00", "expression": "MedicationKnowledge.extension.where(url='http://hl7.org/fhir/us/Davinci-drug-formulary/StructureDefinition/usdf-PlanID-extension').value", "publisher": null, "name": "DrugPlan", "type": "token", "experimental": null, "resourceType": "SearchParameter", "title": null, "package_version": "0.1.0", "status": "active", "id": "28eb6fb4-53b0-4e98-8f11-84f5fec373e5", "kind": null, "url": "http://hl7.org/fhir/us/Davinci-drug-formulary/SearchParameter/DrugPlan", "code": "DrugPlan", "comparator": [ "eq" ], "base": [ "MedicationKnowledge" ], "version": "0.1.0" }