{"resourceType":"SearchParameter","id":"DocumentReference-custodian","extension":[{"url":"http://hl7.org/fhir/StructureDefinition/structuredefinition-standards-status","valueCode":"trial-use"}],"url":"http://hl7.org/fhir/SearchParameter/DocumentReference-custodian","version":"4.0.1","name":"custodian","status":"draft","experimental":false,"date":"2021-01-17T07:06:13+11:00","publisher":"Health Level Seven International (Structured Documents)","contact":[{"telecom":[{"system":"url","value":"http://hl7.org/fhir"}]},{"telecom":[{"system":"url","value":"http://www.hl7.org/Special/committees/structure/index.cfm"}]}],"description":"Organization which maintains the document","code":"custodian","base":["DocumentReference"],"type":"reference","expression":"DocumentReference.custodian","xpath":"f:DocumentReference/f:custodian","xpathUsage":"normal","target":["Organization"]}