26. Cruickshanks, K.J. et al. Sunlight and the 5-year incidence of early age-related maculopathy: the Beaver Dam Eye study. Arc. Ophthalmol., 2001; 119(2):246-50.

26. Cruickshanks, K.J. et al. Sunlight and the 5-year incidence of early age-related maculopathy: the Beaver Dam Eye study. Arc. Ophthalmol., 2001; 119(2):246-50.