1. Blindness due to cataract: epidemiology and prevention;Javitt;Annu. Rev. Public Health,1996
2. Cataract - a global perspective: output, outcome and outlay;Foster;Eye,1999
3. Bowman Lecture. The conquest of cataract: a global challenge;Kupfer;Trans. Ophthalmol. Soc. UK,1985
4. National Eye Institute, National Institutes of Health Vision Research: a National Plan: 1999-2003, Report of the Cataract Panel 59 75