Blindness in England and Wales.
D000293:Adolescent; D000328:Adult; D000368:Aged; D001766:Blindness / Q000453:epidemiology* / Q000209:etiology; D002648:Child; D002675:Child, Preschool; D004739:England; D005260:Female; D006801:Humans; D008297:Male; D008875:Middle Aged; D013223:Statistics as Topic; D014852:Wales