Preferred Label : Primary Sampling Unit;
NCIt synonyms : PSU;
NCIt definition : A designated geographic area consisting of either metropolitan areas containing a
central city of 50,000 or larger population, or counties or groups of counties containing
small cities and rural areas.;
Origin ID : C67108;
UMLS CUI : C1882459;
Automatic exact mappings (from CISMeF team)
Semantic type(s)
concept_is_in_subset