{description: Primary specimen (false) or derived specimen (true), package_name: hl7.fhir.r6.search, name: is-derived, type: token, package_version: 6.0.0-ballot3, class: unknown, kind: null, url: 'http://hl7.org/fhir/SearchParameter/SpecimenDefinition-is-derived', version: 6.0.0-ballot3}