{"resourceType":"SearchParameter","id":"individual-birthdate","extension":[{"url":"http://hl7.org/fhir/StructureDefinition/structuredefinition-standards-status","valueCode":"trial-use"}],"url":"http://hl7.org/fhir/SearchParameter/individual-birthdate","version":"4.0.1","name":"birthdate","status":"draft","experimental":false,"date":"2021-01-17T07:06:13+11:00","publisher":"Health Level Seven International (Patient Administration)","contact":[{"telecom":[{"system":"url","value":"http://hl7.org/fhir"}]},{"telecom":[{"system":"url","value":"http://www.hl7.org/Special/committees/pafm/index.cfm"}]}],"description":"Multiple Resources: \r\n\r\n* [Patient](patient.html): The patient's date of birth\r\n* [Person](person.html): The person's date of birth\r\n* [RelatedPerson](relatedperson.html): The Related Person's date of birth\r\n","code":"birthdate","base":["Patient","Person","RelatedPerson"],"type":"date","expression":"Patient.birthDate | Person.birthDate | RelatedPerson.birthDate","xpath":"f:Patient/f:birthDate | f:Person/f:birthDate | f:RelatedPerson/f:birthDate","xpathUsage":"normal","comparator":["eq","ne","gt","ge","lt","le","sa","eb","ap"]}