Senile macular degeneration in northern India.
D000368:Aged; D006801:Humans; D007194:India; D008268:Macular Degeneration / Q000150:complications / Q000453:epidemiology* / Q000473:pathology / Q000503:physiopathology; D008875:Middle Aged; D010859:Pigmentation Disorders / Q000209:etiology; D012306:Risk; D014785:Vision, Ocular