The Antioxidants in Prevention of Cataracts Study: effects of antioxidant supplements on cataract progression in South India.
Gritz DC, Srinivasan M, Smith SD, Kim U, Lietman TM, Wilkins JH, Priyadharshini B, John RK, Aravind S, Prajna NV, et al. Br J Ophthalmol. 2006 Jul; 90(7):847-51. Epub 2006 Mar 23.