[Radiotherapy of 262 cases of nasopharyngeal carcinoma--a comparison of X-ray irradiation with irradiation plus intracavitary 60Co].
D000293:Adolescent; D000328:Adult; D001918:Brachytherapy; D003037:Cobalt Radioisotopes / Q000627:therapeutic use*; D005260:Female; D006801:Humans; D008297:Male; D008875:Middle Aged; D009303:Nasopharyngeal Neoplasms / Q000401:mortality / Q000532:radiotherapy*
D003037:Cobalt Radioisotopes