1. Free Radicals in Biology and Medicine;Halliwell,1999
2. Oxidative Stress. II. Oxidants and Antioxidants;Sies,1991
3. Vision Research: A National Plan 1999–2002, Report of the National Advisory Council, National Eye Institute, 1998, p. 59.
4. Principles and Practice and Opthalmology;Kupfer,1994
5. Eye Diseases Prevalence Research Group. Prevalence of cataract and pseudophakia/aphakia among adults in the United States;Congdon;Arch. Ophthalmol.,2004