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 0229f20e-bdf6-4558-8625-5d09cf27fb48-693
This code system http://hl7.org/fhir/comparison/CodeSystem/0229f20e-bdf6-4558-8625-5d09cf27fb48-693
defines codes, but no codes are represented here