A study of prevalence and risk factors of senile cataract in rural areas of western U.P.
D000328:Adult; D000368:Aged; D002386:Cataract / Q000453:epidemiology*; D005260:Female; D006801:Humans; D007194:India; D008297:Male; D008875:Middle Aged; D012306:Risk; D012423:Rural Health