title: [National statistics on malignant tumors of the nasopharynx].
mesh_terms: D006801:Humans; D007564:Japan; D009303:Nasopharyngeal Neoplasms / Q000175:diagnosis / Q000453:epidemiology* / Q000473:pathology / Q000628:therapy; D009362:Neoplasm Metastasis; D011379:Prognosis