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 c9ad2e8a-05d1-4fde-9d98-460e1ab4dcf1-1527
This code system http://hl7.org/fhir/comparison/CodeSystem/c9ad2e8a-05d1-4fde-9d98-460e1ab4dcf1-1527 defines codes, but no codes are represented here