{description: 'The severity of the adverse event itself, in direct relation to the subject.', package_name: hl7.fhir.r4b.expansions, name: AdverseEventSeverity, type: null, package_version: 4.3.0, class: unknown, kind: null, url: 'http://hl7.org/fhir/ValueSet/adverse-event-severity', version: 4.3.0}