1. Orthopaedic Surgery, The George Washington University School of Medicine and Health Sciences, Washington, District of Columbia, United States
2. Weill Cornell Medicine, New York, United States
3. Department of Anesthesiology, Hospital of the University of Pennsylvania, Philadelphia, Pennsylvania, United States
4. Sports Medicine, Hospital for Special Surgery, New York, United States
5. Department of Orthopaedic Surgery, The George Washington University School of Medicine and Health Sciences, Washington, District of Columbia, United States
6. Weill Cornell Medical College, New York, United States