1. Global data on visual impairments 2010;Mariotti,2012
2. The Future of Vision: Forecasting the Prevalence and Costs of Vision Problems;Wittenborn,2014
3. Vision Problems in the U.S. 5th ed;Friedman,2012
4. 2014 Report on the Global Glaucoma Surgical Device Market. Ophthalmic Market Perspectives;Freeman,2014
5. Payment Disparities Between ASCs and HOPDs,2013