Cataract blindness--the African perspective.
Yorston
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Department of Epidemiology and International Eye Health, Institute of Ophthalmology, Bath Street, London EC1V 9EL, England.
Abiose
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D000349:Africa / Q000453:epidemiology; D001766:Blindness / Q000209:etiology* / Q000601:surgery; D002386:Cataract / Q000150:complications* / Q000453:epidemiology; D002387:Cataract Extraction / Q000191:economics; D006297:Health Services Accessibility; D006801:Humans