title: Nasopharyngeal cancer: a review of 1605 patients treated radically with cobalt 60.
mesh_terms: D000293:Adolescent; D000328:Adult; D000368:Aged; D002648:Child; D003037:Cobalt Radioisotopes / Q000627:therapeutic use*; D003390:Cranial Nerve Neoplasms / Q000556:secondary; D005260:Female; D005500:Follow-Up Studies; D006801:Humans; D008207:Lymphatic Metastasis; D008297:Male; D008875:Middle Aged; D009303:Nasopharyngeal Neoplasms / Q000401:mortality / Q000532:radiotherapy*; D009367:Neoplasm Staging; D011867:Radioisotope Teletherapy; D011879:Radiotherapy Dosage; D012888:Skull Neoplasms / Q000556:secondary
chemical_list: D003037:Cobalt Radioisotopes