1. Embody, Inc. Norfolk VA 23508 USA
2. Department of Biomedical Engineering and Orthopaedic Surgery University of Virginia Charlottesville VA 22903 USA
3. Depeartment of Electrical and Computer Engineering Old Dominion University Norfolk VA 23508 USA
4. Department of Orthopaedic Surgery San Antonio Military Medical Center USAF 59th MDW San Antonio TX 78234 USA