Source:http://linkedlifedata.com/resource/umls/id/C0004749
MSH: An element of the alkaline earth group of metals. It has an atomic symbol Ba, atomic number 56, and atomic weight 138. All of its acid-soluble salts are poisonous.,CSP: alkaline earth element, atomic symbol Ba, atomic number 56, and atomic weight 138; all of its acid-soluble salts are poisonous.,NCI: An element with atomic symbol Ba, atomic number 56, and atomic weight 137.