1. Ophthalmology, Walter Reed National Military Medical Center, 8901 Wisconsin Avenue, Bethesda MD 20889.
2. Warfighter Refractive Eye Surgery Program and Research Center at Fort Belvoir, 9300 DeWitt Loop, Fort Belvoir, VA 22060.
3. Retina Group of Washington, 7501 Greenway Center Drive, Suite 300, Greenbelt, MD 20770.
4. Vision Center of Excellence, 8901 Wisconsin Avenue, Bethesda MD 20889.
5. Department of Biological Sciences, Virginia Tech, 1405 Perry Street, Blacksburg, VA 24061.
6. The Wilmer Eye Institute, Johns Hopkins University, 1800 Orleans Street, Baltimore, MD 21287.