{description: How the subject was exposed to the substance, package_name: hl7.fhir.r5.core, name: route, type: token, package_version: 5.0.0-snapshot1, class: unknown, kind: null, url: 'http://hl7.org/fhir/SearchParameter/AllergyIntolerance-route', version: 5.0.0-snapshot1}