- (2001). "A randomized, placebo-controlled, clinical trial of high-dose supplementation with vitamins C and E, beta carotene, and zinc for age- related macular degeneration and vision loss: AREDS report no. 8." Arch Ophthalmol119(10): 1417-36.
- Chew, E. (2007). “Age-related eye disease study 2 protocol.” National Eye Institute Protocol 07-EI-0025.
- Grahn, B. H., P. G. Paterson, et al. (2001). "Zinc and the eye." Journal of the American College of Nutrition20(2 Suppl): 106-18.
American Optometric Association.
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