CTRP Terminology CTRP Intervention Terminology CDISC SDTM Biospecimen Events Dictionary Derived Term Terminology Action Collection C25453 Collected COLLECTING The act of gathering things together; having been brought together in one place. Collection CDISC Activity The act of gathering an item. Collecting C1516698 Collection Collection CTRP Collection Clinical Data Interchange Standards Consortium Terminology CDISC SDTM Terminology