{description: Hierarchical Code System for codes that indicate severity of the adverse event or grade., package_name: hl7.fhir.uv.ae-research-ig, name: AdverseEventSeverityOrGradeCS, type: null, package_version: 1.0.0-ballot, class: unknown, kind: null, url: 'http://hl7.org/fhir/uv/ae-research-ig/CodeSystem/adverse-event-severity-or-grade-cs', version: 1.0.0-ballot}