This is the CodeSystem that contains all the codes in Immunization Subpotent Reason (http://terminology.hl7.org/CodeSystem/immunization-subpotent-reason) and Immunization Subpotent Reason (http://terminology.hl7.org/CodeSystem/immunization-subpotent-reason). E.g. what you have to deal with if you get resources containing codes in either of them
Generated Narrative: CodeSystem 59deeffb-0871-4e8a-b882-5ce6b2b370a4-512
This code system http://hl7.org/fhir/comparison/CodeSystem/59deeffb-0871-4e8a-b882-5ce6b2b370a4-512 defines codes, but no codes are represented here