This is the CodeSystem that contains all the codes in Include Associated Data Code System (http://hl7.org/fhir/uv/bulkdata/CodeSystem/include-associated-data) and Include Associated Data Code System (http://hl7.org/fhir/uv/bulkdata/CodeSystem/include-associated-data). E.g. what you have to deal with if you get resources containing codes in either of them
Generated Narrative: CodeSystem cef58d05-7901-4bdd-8d7e-76f4a2c0c658-2
This code system http://hl7.org/fhir/comparison/CodeSystem/cef58d05-7901-4bdd-8d7e-76f4a2c0c658-2 defines codes, but no codes are represented here