1. Department of Orthopaedic Surgery, University of South Carolina, Columbia, SC, USA
2. Department of Surgery, Beth Israel Deaconess Medical Center, Orthopedics, Boston, MA, USA
3. School of Medicine, Geisinger Commonwealth, Scranton, PA, USA
4. Department of Orthopaedic Surgery, Harvard Orthopaedics Residency Program, Massachusetts General Hospital, Boston, MA, USA