Permanent childhood deafness in Australia: incidence and trends, 1954-1971.
D000367:Age Factors; D001309:Auditory Threshold; D001315:Australia; D002648:Child; D002675:Child, Preschool; D003638:Deafness / Q000151:congenital / Q000453:epidemiology* / Q000209:etiology / Q000628:therapy; D006310:Hearing Aids; D006801:Humans; D007223:Infant; D007231:Infant, Newborn; D012409:Rubella / Q000151:congenital / Q000453:epidemiology