This is the CodeSystem that contains codes in both ResearchSubjectMilestone (http://terminology.hl7.org/CodeSystem/research-subject-milestone) and ResearchSubjectMilestone (http://terminology.hl7.org/CodeSystem/research-subject-milestone).
Generated Narrative: CodeSystem 20bc3134-ebe2-4c64-81ac-614a70124787-1524
This code system http://hl7.org/fhir/comparison/CodeSystem/20bc3134-ebe2-4c64-81ac-614a70124787-1524
defines codes, but no codes are represented here