1. Podiatry Division, Department of Orthopedics, The University of Texas Health Science Center at San Antonio, San Antonio, TX.
2. Diabetic Foot Research, The University of Texas Health Science Center at San Antonio, San Antonio, TX.
3. Limb Preservation Service, Vascular/Endovascular Surgery Service, Department of Surgery, Madigan Army Medical Center, Tacoma, WA.
4. Department of Orthopedics, The University of Texas Health Science Center at San Antonio, San Antonio, TX.