{description: '[Immunization](immunization.html): Vaccination  (non)-Administration Date\r\n', package_name: hl7.fhir.r6.search, name: date, type: date, package_version: 6.0.0-ballot1, class: unknown, kind: null, url: 'http://hl7.org/fhir/SearchParameter/clinical-date', version: 6.0.0-ballot1}