Source:http://linkedlifedata.com/resource/umls/id/C0017447
MSH: The science dealing with the earth and its life, especially the description of land, sea, and air and the distribution of plant and animal life, including humanity and human industries with reference to the mutual relations of these elements. (From Webster, 3d ed),NCI: The science that deals with the world and its inhabitants; a description of the earth, or a portion of the earth, including its structure, features, products, political divisions, and the people by whom it is inhabited. (On-line Medical Dictionary)