Institution: | 1. Division of Orthopaedic Shoulder & Sports Surgery, Department of Orthopaedic Surgery, Naval Medical Center San Diego, San Diego, California;2. The Sports Medicine Center, Appleton, Wisconsin;3. Biomechanics Laboratory, Division of Orthopaedic Research, Mayo Clinic, Rochester, Minnesota;4. San Diego Sports Medicine and Orthopaedic Center, San Diego, California, U.S.A. |