1. Department of Orthopedics and Rehabilitation Tufts Medical Center Boston Massachusetts USA
2. Department of Rehabilitation Medicine Emory University School of Medicine Atlanta Georgia USA
3. Andrews Sports Medicine and Orthopeadic Center Birmingham Alabama USA
4. Department of Rehabilitation Medicine University of Washington School of Medicine Seattle Washington USA
5. Emory University Woodruff Health Science Center Library Atlanta Georgia USA
6. Department of Orthopaedics Emory University School of Medicine Atlanta Georgia USA
7. Boston Sports & Biologics Wellesley Hills Massachusetts USA