[Preoperative radiotherapy of bronchial carcinoma with cobalt 60].
D001980:Bronchi; D001984:Bronchial Neoplasms; D002277:Carcinoma; D002283:Carcinoma, Bronchogenic / Q000532:radiotherapy*; D003035:Cobalt; D003037:Cobalt Radioisotopes; D006801:Humans; D009369:Neoplasms
D003037:Cobalt Radioisotopes; D003035:Cobalt
BRONCHI/neoplasms; CARCINOMA, BRONCHOGENIC/radiotherapy; COBALT/radioactive