Conservative management of chronic ear disease.
D002781:Cholesteatoma / Q000628:therapy*; D002908:Chronic Disease; D004322:Drainage; D004427:Ear Diseases / Q000628:therapy*; D006801:Humans; D007642:Keratosis / Q000628:therapy*; D008417:Mastoiditis / Q000628:therapy*; D008853:Microscopy; D010032:Otitis Externa / Q000628:therapy*