1. Department of Orthopaedic Surgery, Brigham and Women’s Hospital, Harvard Medical School, Boston, MA, USA
2. Department of Orthopedic Surgery, Seoul National University College of Medicine, Seoul National University Bundang Hospital, Seoul, Korea
3. Division of Sports Medicine and Shoulder Surgery, Department of Orthopaedics, University of Colorado, Aurora, CO, USA
4. Department of Orthopaedics, Rothman Institute at Thomas Jefferson University, Philadelphia, PA, USA