[Radiation therapy of epipharyngeal cancer].
D000293:Adolescent; D000328:Adult; D000368:Aged; D000369:Aged, 80 and over; D002294:Carcinoma, Squamous Cell / Q000473:pathology / Q000532:radiotherapy*; D002648:Child; D005260:Female; D006801:Humans; D008297:Male; D008875:Middle Aged; D009367:Neoplasm Staging; D010610:Pharyngeal Neoplasms / Q000473:pathology / Q000532:radiotherapy*; D011379:Prognosis; D012189:Retrospective Studies