Source:http://linkedlifedata.com/resource/umls/id/C0007009
MSH: A nonmetallic element with atomic symbol C, atomic number 6, and atomic weight [12.0096; 12.0116]. It may occur as several different allotropes including DIAMOND; CHARCOAL; and GRAPHITE; and as SOOT from incompletely burned fuel.,CSP: common nonmetallic tetrad element with atomic symbol C, atomic number 6, and atomic weight 12.011; defining element of organic compounds.,NCI: A nonmetalic tetravalent element with symbol C, atomic number 6, and atomic weight 12.