{description: A set of codes that define a clinical indication or reason for administering a vaccine. Selected from the 'Healthcare matters' simple reference set of the SNOMED CT UK coding system., package_name: uk.nhsdigital.r4, name: NHSDigitalImmunizationExplanationReason, type: null, package_version: 2.7.0, class: unknown, kind: null, url: 'https://fhir.nhs.uk/ValueSet/NHSDigital-ImmunizationExplanationReason', version: 2.1.0}