This is the CodeSystem that contains codes in both StatisticStudyType (http://terminology.hl7.org/CodeSystem/study-type) and StatisticStudyType (http://terminology.hl7.org/CodeSystem/study-type).
Generated Narrative: CodeSystem d90c6776-070a-4707-b535-0a35f2e2298a-1602
This code system http://hl7.org/fhir/comparison/CodeSystem/d90c6776-070a-4707-b535-0a35f2e2298a-1602 defines codes, but no codes are represented here