1. Rothman Orthopaedic Institute, New York, New York, USA.
2. Department of Orthopaedics, University of Utah, Salt Lake City, Utah, USA.
3. Major League Baseball Commissioner’s Office, New York, New York, USA.
4. Department of Orthopedic Surgery, Mayo Clinic, Rochester, Minnesota, USA.
5. Department of Orthopedic Surgery, Columbia University, New York, New York, USA.