1. Department of Ophthalmology, Stein Eye Institute, University of California, Los Angeles, Los Angeles, CA, USA
2. College of Optometry, Nova Southeastern University, Fort Lauderdale, FL, USA
3. Southern California College of Optometry, Marshall B. Ketchum University, Fullerton, CA, USA
4. Department of Ophthalmology, Truhlsen Eye Institute, Weigel Williamson Center for Visual Rehabilitation, University of Nebraska Medical Center, Omaha, NE, USA
5. Mid-Michigan Eye Care, Midland, MI, USA
6. New England College of Optometry, Boston, MA, USA
7. Frank Stein & Paul S. May Center for Low Vision Rehabilitation, San Francisco, CA, USA