1. DoD-VA Extremity Trauma and Amuptation Center of Excellence, Walter Reed National Military Medical Center, Bethesda, MD 20889
2. Department of Surgery, Uniformed Services University of the Health Sciences, Bethesda, MD 20889
3. Defense Health Agency, Apex, NC 27502
4. Mayo Clinic, Rochester, MN 55905
5. Department of Orthopaedics, Walter Reed National Military Medical Center, Bethesda, MD 20889
6. The Steadman Clinic and Philippon Research Institute, Vail, CO 81657
7. Mayo Clinic, Scottsdale, AZ 85259
8. Defense Health Agency, Falls Church, VA 22042
9. US Army Office of the Surgeon General, Falls Church, VA 22042
10. Naval Medical Center San Diego, San Diego, CA 92134
11. Ortho San Antonio, San Antonio, TX 78229
12. Keller Army Community Hospital, New York, 10996
13. Carl R Darnall Army Medical Center, Fort Hood, TX 76544
14. United States Naval Academy, Annapolis, MD 21402
15. University Orthopaedics, East Providence, RI 02914
16. Department of Orthopaedic Surgery, Brown University, Providence, RI 02914
17. Geisinger Musculoskeletal Institute, Wilkes Barre, PA 18702
18. Louisiana State University Health Sciences Center, New Orleans, LA 70112
19. Brooke Army Medical Center, Fort Sam Houston, TX 78324
20. Department of Orthopaedics, United States Air Force Academy, US Air Force Academy, CO 80840
21. Department of Orthopaedics, Keller Army Community Hospital, West Point, NY 10996