Further data on presbyopia in different ethnic groups.
D000328:Adult; D000367:Age Factors; D000368:Aged; D005006:Ethnicity; D005139:Eyeglasses; D005260:Female; D005858:Germany; D005869:Ghana; D006801:Humans; D008297:Male; D008875:Middle Aged; D010139:Pacific Islands; D011305:Presbyopia / Q000453:epidemiology* / Q000628:therapy; D012737:Sex Factors