{"resourceType":"SearchParameter","id":"Invoice-patient","extension":[{"url":"http://hl7.org/fhir/StructureDefinition/structuredefinition-standards-status","valueCode":"trial-use"}],"url":"http://hl7.org/fhir/SearchParameter/Invoice-patient","version":"4.0.1","name":"patient","status":"draft","experimental":false,"date":"2021-01-17T07:06:13+11:00","publisher":"Health Level Seven International (Financial Management)","contact":[{"telecom":[{"system":"url","value":"http://hl7.org/fhir"}]},{"telecom":[{"system":"url","value":"http://www.hl7.org/Special/committees/fm/index.cfm"}]}],"description":"Recipient(s) of goods and services","code":"patient","base":["Invoice"],"type":"reference","expression":"Invoice.subject.where(resolve() is Patient)","xpath":"f:Invoice/f:subject","xpathUsage":"normal","target":["Patient"]}