Aug. 31, 2016
  1. Jacobs DS. Cataract in adults. Accessed May 19, 2016.
  2. Cataract. American Optometric Association. Accessed May 19, 2016.
  3. Facts about cataract. National Eye Institute. Accessed May 19, 2016.
  4. Longo DL, et al., eds. Disorders of the eye. In: Harrison's Principles of Internal Medicine. 19th ed. New York, N.Y.: McGraw-Hill Education; 2015. Accessed May 19, 2016.
  5. Riordan-Eva P, et al. Lens. In: Vaughan & Asbury's General Ophthalmology. 18th ed. New York, N.Y.: The McGraw-Hill Companies; 2011. Accessed May 19, 2016.
  6. Who is at risk for cataracts? American Academy of Ophthalmology. Accessed May 19, 2016.
  7. Cui YH, et al. Association of blood antioxidants and vitamins with risk of age-related cataract: a meta-analysis of observational studies. The American Journal of Clinical Nutrition. 2013;98:778.