title: The radiotherapy of nasopharyngeal angiofibroma.
mesh_terms: D000293:Adolescent; D000328:Adult; D000792:Angiography; D002648:Child; D003036:Cobalt Isotopes; D005260:Female; D005500:Follow-Up Studies; D018219:Histiocytoma, Benign Fibrous / Q000175:diagnosis / Q000000981:diagnostic imaging / Q000532:radiotherapy* / Q000601:surgery; D006801:Humans; D008297:Male; D008875:Middle Aged; D009303:Nasopharyngeal Neoplasms / Q000175:diagnosis / Q000000981:diagnostic imaging / Q000532:radiotherapy* / Q000601:surgery; D011867:Radioisotope Teletherapy; D014056:Tomography, X-Ray
chemical_list: D003036:Cobalt Isotopes