Sunglasses: References

Dang S. How to Choose the Best Sunglasses. American Academy of Ophthalmology. How to Choose the Best Sunglasses. May 1, 2015. Accessed October 2016.

Ingraham H, ed. American Academy of Ophthalmology. 2015-2016 Basic and Clinical Science Course. San Francisco: American Academy of Ophthalmology; 2015; v.1-13.

Yanoff M, Duker JS. Ophthalmology, 4th edition. Philadelphia: Mosby, 2013.