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 756116d5-ab36-4b33-858d-2ea088e61db3-750
This code system http://hl7.org/fhir/comparison/CodeSystem/756116d5-ab36-4b33-858d-2ea088e61db3-750 defines codes, but no codes are represented here