Blindness: a global priority for the twenty-first century.
Cunningham
E T
ET
Lietman
T M
TM
Whitcher
J P
JP
D000328:Adult; D001766:Blindness / Q000453:epidemiology* / Q000209:etiology / Q000517:prevention & control; D002648:Child; D014943:Global Health; D006292:Health Priorities; D006801:Humans; D014944:World Health Organization