[Studies on unilateral perceptual deafness. 2. Clinico-statistical study of unilateral deafness].
D000293:Adolescent; D000328:Adult; D000367:Age Factors; D001299:Audiometry; D002648:Child; D002675:Child, Preschool; D003638:Deafness / Q000453:epidemiology*; D006801:Humans; D008875:Middle Aged