Vitamins for the Eyes, Oral: References

Vitamin A. Clinical Pharmacology. Accessed 7/26/15 from http://www.clinicalpharmacology.com

Ascorbic Acid, Vitamin C. Clinical Pharmacology. Accessed 7/20/15 from http://www.clinicalpharmacology.com

Vitamin E. Clinical Pharmacology. Accessed 7/26/15 from http://www.clinicalpharmacology.com

Lexi-Interact. 2015 Lexi-Comp Inc. Accessed 7/26/15 from http://www.uptodate.com

Vitamin A. Lexicomp. Accessed 7/26/15 from http://www.uptodate.com/

Zinc Salts|Zinc. Clinical Pharmacology. Accessed 7/26/15 from http://www.clinicalpharmacology.com