{ "description": "Why immunization occurred", "_filename": "SearchParameter-Immunization-reason-reference.json", "package_name": "hl7.fhir.core", "date": "2018-08-19T21:48:56+10:00", "expression": "Immunization.reasonReference", "modifier": [ "missing", "type", "identifier" ], "publisher": "Health Level Seven International (Public Health and Emergency Response)", "multipleAnd": true, "multipleOr": true, "name": "reason-reference", "xpath": "f:Immunization/f:reasonReference", "xpathUsage": "normal", "type": "reference", "experimental": "false", "resourceType": "SearchParameter", "title": null, "package_version": "3.5.0", "extension": [ { "url": "http://hl7.org/fhir/StructureDefinition/structuredefinition-standards-status", "valueString": "Trial Use" } ], "status": "draft", "id": "1665e49a-48ab-45fb-bbf9-1b8a2afdc309", "kind": null, "url": "http://hl7.org/fhir/SearchParameter/Immunization-reason-reference", "code": "reason-reference", "target": [ "Condition", "Observation", "DiagnosticReport" ], "base": [ "Immunization" ], "version": null, "contact": [ { "telecom": [ { "value": "http://hl7.org/fhir", "system": "url" } ] }, { "telecom": [ { "value": "http://www.hl7.org/Special/committees/pher/index.cfm", "system": "url" } ] } ] }