Deafness and chronic otitis media.
D002648:Child; D002908:Chronic Disease; D003638:Deafness / Q000628:therapy*; D004429:Ear Ossicles / Q000601:surgery; D006801:Humans; D008416:Mastoid / Q000601:surgery; D010033:Otitis Media / Q000188:drug therapy / Q000503:physiopathology / Q000601:surgery / Q000628:therapy*; D014433:Tympanoplasty