Preferred Label : Age in Days at Radiation Therapy Course Start;
NCIt related terms : AGE_AT_RT_START; Age in Days at Radiation Therapy Start; Age at Radiation Therapy Course Start;
NCIt definition : Age of subject (in days) at the start of radiation therapy.;
NCI Metathesaurus CUI : CL1406584;
Origin ID : C172695;
UMLS CUI : C5419795;
Semantic type(s)
concept_is_in_subset