{description: 'The subject of the Imaging Selection, such as the associated Patient', package_name: hl7.fhir.r6.core, name: subject, type: reference, package_version: 6.0.0-ballot2, class: unknown, kind: null, url: 'http://hl7.org/fhir/SearchParameter/ImagingSelection-subject', version: 6.0.0-ballot2}