{description: A set of codes that define a clinical indication or reason for administering a vaccine. Selected from the SNOMED CT UK coding system., package_name: fhir.r4.ukcore.stu3.currentbuild, name: UKCoreImmunizationExplanationReason, type: null, package_version: 0.24.0-pre-release, class: unknown, kind: null, url: 'https://fhir.hl7.org.uk/ValueSet/UKCore-ImmunizationExplanationReason', version: 2.3.0}