{description: The US Public Health Message Types CodeSystem is a 'starter set' of codes supported for identifying types of messages being exchanged., package_name: hl7.fhir.us.ecr.r4, name: USPublicHealthMessageTypesCodeSystem, type: null, package_version: 2.1.2, class: unknown, kind: null, url: 'http://hl7.org/fhir/us/ecr/CodeSystem/us-ph-message-types-codesystem', version: 2.1.2}