High energy radiation therapy using cobalt 60.
D003035:Cobalt; D003037:Cobalt Radioisotopes / Q000627:therapeutic use*; D006801:Humans; D009369:Neoplasms / Q000628:therapy*
D003037:Cobalt Radioisotopes; D003035:Cobalt
COBALT, RADIOACTIVE; COBALT, RADIOACTIVE/therapeutic use; NEOPLASMS/therapy