{description: null, package_name: fhir.nhs.uk.stu3.assets, name: eRS Referral List Selector, type: null, package_version: 1.0.0, class: unknown, kind: null, url: 'https://fhir.nhs.uk/STU3/CodeSystem/eRS-ReferralListSelector-1', version: 2.0.0}