{description: Allows searching by 'definition' element within a Questionnaire's items, package_name: hl7.fhir.uv.sdc, name: SDCQuestionnaireItemDefinition, type: token, package_version: 4.0.0-ballot, class: unknown, kind: null, url: 'http://hl7.org/fhir/uv/sdc/SearchParameter/questionnaire-definition', version: 4.0.0-ballot}