Source:http://linkedlifedata.com/resource/umls/id/C0032259
MSH: Plutonium. A naturally radioactive element of the actinide metals series. It has the atomic symbol Pu, atomic number 94, and atomic weight 242. Plutonium is used as a nuclear fuel, to produce radioisotopes for research, in radionuclide batteries for pacemakers, and as the agent of fission in nuclear weapons.,CSP: radioactive element of the actinide metals series; atomic symbol Pu, atomic number 94, and atomic weight 242; used as a nuclear fuel, to produce radioisotopes for research, in radionuclide batteries for pacemakers, and as an agent of fission in nuclear weapons.