Source:http://linkedlifedata.com/resource/umls/id/C0502299
UWDA: Viscus, some organ parts of which constitute lobes, segments, lobules, acini, or cortex and medulla. Examples: thymus, pancreas, kidney, ovary.,FMA: Viscus, some organ parts of which constitute lobes, segments, lobules, acini, or cortex and medulla. Examples: thymus, pancreas, kidney, ovary.