[Endoscopic diagnosis of nasopharyngeal tumors].
D003937:Diagnosis, Differential; D019723:Endoscopes; D004724:Endoscopy / Q000379:methods*; D006801:Humans; D009303:Nasopharyngeal Neoplasms / Q000175:diagnosis*
Endoskopische Diagnostik der Nasopharynxtumoren.