This is the CodeSystem that contains codes in both Days Of Week (http://hl7.org/fhir/days-of-week) and Days Of Week (http://hl7.org/fhir/days-of-week).
Generated Narrative: CodeSystem 557d853a-8aa7-4722-9b4a-6a18e06a68c1-330
This code system http://hl7.org/fhir/comparison/CodeSystem/557d853a-8aa7-4722-9b4a-6a18e06a68c1-330
defines codes, but no codes are represented here