Cataract in the Indian subcontinent.
D000293:Adolescent; D000328:Adult; D000368:Aged; D001766:Blindness / Q000453:epidemiology / Q000209:etiology; D002386:Cataract / Q000150:complications / Q000453:epidemiology*; D002387:Cataract Extraction; D002648:Child; D006801:Humans; D007194:India; D008875:Middle Aged