1. Surgical Service, Podiatry Section Veterans Affairs North Texas Health Care System Dallas Texas USA
2. Department of Orthopaedic Surgery University of Texas Southwestern Medical Center Dallas Texas USA
3. Medical Service, Infectious Disease Section Veterans Affairs North Texas Health Care System Dallas Texas USA
4. Surgical Service, Vascular Section Veterans Affairs North Texas Health Care System Dallas Texas USA
5. Department of Surgery, Division of Vascular & Endovascular Surgery University of Texas Southwestern Medical Center Dallas Texas USA
6. Foundation Foot & Ankle Center Naperville Illinois USA
7. Department of Plastic Surgery University of Texas Southwestern Medical Center Dallas Texas USA