This is the CodeSystem that contains all the codes in AllergyIntolerance substance exposure risk codesystem (http://hl7.org/fhir/allerg-intol-substance-exp-risk) and AllergyIntolerance substance exposure risk codesystem (http://hl7.org/fhir/allerg-intol-substance-exp-risk). E.g. what you have to deal with if you get resources containing codes in either of them
Generated Narrative: CodeSystem 650a7be4-0227-4fc9-9528-a42937d62bf6-2
This code system http://hl7.org/fhir/comparison/CodeSystem/650a7be4-0227-4fc9-9528-a42937d62bf6-2 defines codes, but no codes are represented here