This is the CodeSystem that contains codes in both Citation Classification Type (http://terminology.hl7.org/CodeSystem/citation-classification-type) and Citation Classification Type (http://terminology.hl7.org/CodeSystem/citation-classification-type).
Generated Narrative: CodeSystem 5127f8b7-6ff3-42d1-85bd-471f7469a43a-693
This code system http://hl7.org/fhir/comparison/CodeSystem/5127f8b7-6ff3-42d1-85bd-471f7469a43a-693
defines codes, but no codes are represented here