1. Midwest Orthopaedics at Rush, Chicago, Illinois, USA.
2. Orthopedic Associates of Central Texas, Austin, Texas, USA.
3. Lemak Sports Medicine, Birmingham, Alabama, USA.
4. Major League Soccer, New York, New York, USA.
5. Biomechanics and Movement Science Program, University of Delaware, Newark, Delaware, USA.
6. Cedars Sinai Kerlan Jobe Institute, Santa Monica, California, USA.
7. Department of Orthopaedics, University of California–Davis, Davis, California, USA.