This is the CodeSystem that contains codes in both ActivityDefinitionCategory (http://terminology.hl7.org/CodeSystem/activity-definition-category) and ActivityDefinitionCategory (http://terminology.hl7.org/CodeSystem/activity-definition-category).
Generated Narrative: CodeSystem 4b23ebad-442b-4ee7-bb87-5ffe60ec36e5-24
This code system http://hl7.org/fhir/comparison/CodeSystem/4b23ebad-442b-4ee7-bb87-5ffe60ec36e5-24 defines codes, but no codes are represented here