A survey of eyes in the elderly.
D000368:Aged; D001112:Arcus Senilis / Q000453:epidemiology; D002386:Cataract / Q000453:epidemiology; D005128:Eye Diseases / Q000453:epidemiology*; D005139:Eyeglasses; D005260:Female; D006801:Humans; D007494:Ireland; D008297:Male