[Observations during long-term drainage of the middle ear in chronic catarrh of the eustachian tube].
D000328:Adult; D002571:Cerumen; D004322:Drainage; D004427:Ear Diseases / Q000628:therapy*; D005064:Eustachian Tube; D006801:Humans; D008297:Male; D012038:Regeneration; D013997:Time Factors; D014432:Tympanic Membrane
Beobachtungen während der Dauerdrainage der Pauke beim chronischen Tubenkatarrh.