title: CONTRAST NASOPHARYNGOGRAPHY IN DIAGNOSIS OF TUMORS.
mesh_terms: D003287:Contrast Media; D006801:Humans; D009303:Nasopharyngeal Neoplasms; D009369:Neoplasms; D011859:Radiography
chemical_list: D003287:Contrast Media
keywords: CONTRAST MEDIA; NASOPHARYNGEAL NEOPLASMS; RADIOGRAPHY