1. Department of Orthopaedic Surgery, Walter Reed National Military Medical Center, 8901 Rockville Pike, Bethesda, MD;
2. Uniformed Services University—Walter Reed Department of Surgery, 4301 Jones Bridge Road, Bethesda, MD; and
3. Departments of Plastic and Reconstructive Surgery and Orthopedic Surgery, The Ohio State University Wexner Medical Center, Columbus, OH 43212.