Congenital atresia of the ear: the otological problem.
D000367:Age Factors; D004423:Ear / Q000002:abnormalities*; D004424:Ear Canal / Q000002:abnormalities; D004431:Ear, External / Q000002:abnormalities / Q000601:surgery; D006310:Hearing Aids; D006311:Hearing Disorders / Q000151:congenital / Q000209:etiology*; D006801:Humans; D013518:Surgery, Plastic