1. Medical University of South Carolina, Storm Eye Institute
2. University of California, Irvine
3. New York University, Langone
4. Wills Eye Institute, Sidney Kimmel College of Medicine at Thomas Jefferson University
5. Cornea Service, Wills Eye Hospital, Philadelphia, Pennsylvania
6. Virginia Eye Consultants, Norfolk, VA
7. Ophthalmic Consultants of Boston and Tufts University School of Medicine, Boston
8. Casey Eye Institute, Oregon Health & Science University
9. The Eye Institute of Utah, Salt Lake City, Utah
10. Eye Consultants of Atlanta and Georgia Eye Bank, Atlanta, Georgia
11. Department of Ophthalmology and Francis I Proctor Foundation, University of California, San Francisco
12. Gavin Herbert Eye Institute, University of California, Irvine
13. Scripps Clinic, La Jolla, California