[Studies on preoperative and postoperative telecobalt therapy in gastric cancer. II].
D003035:Cobalt; D003037:Cobalt Radioisotopes; D013274:Stomach Neoplasms / Q000532:radiotherapy*
D003037:Cobalt Radioisotopes; D003035:Cobalt
COBALT/radioactive; STOMACH NEOPLASMS/radiotherapy