[Optic epipharyngoscopy in the early diagnosis of pathology of the nasopharynx and Eustachian tube].
D004427:Ear Diseases / Q000175:diagnosis; D004724:Endoscopy / Q000379:methods*; D005064:Eustachian Tube; D006801:Humans; D009302:Nasopharyngeal Diseases / Q000175:diagnosis*
Opticheskaia épifaringoskopiia v ranneĭ diagnostike patologii nosoglotki i slukhovoĭ truby