Preferred Label : Internal Orifice Area;
NCIt related terms : IORFAREA;
Alternative definition : CDISC: The extent of a 2-dimensional surface enclosed within the boundary of an internal
orifice.;
NCI Metathesaurus CUI : CL555563;
Origin ID : C154711;
UMLS CUI : C4743699;
Semantic type(s)
concept_is_in_subset