1. Scottish Rite for Children, Dallas, Texas, USA
2. Department of Orthopaedic Surgery, Boston Children’s Hospital, Boston, Massachusetts, USA
3. Department of Orthopaedics, Stanford University School of Medicine, Stanford, California, USA
4. Department of Orthopaedic Surgery, David Geffen School of Medicine at University of California, Los Angeles, Los Angeles, California, USA
5. Orthopedic Institute for Children’s Center for Sports Medicine, Los Angeles, California, USA
6. Department of Orthopaedics, University of Texas Southwestern Medical Center, Dallas, Texas, USA
7. San Antonio Military Medical Center, San Antonio, Texas, USA
8. Division of Pediatric Orthopedic Surgery, Mayo Clinic, Rochester, Minnesota, USA
9. Department of Orthopedic Surgery, Rady Children’s Hospital, San Diego, California, USA
10. Children’s Health Andrews Institute for Orthopaedics & Sports Medicine, Plano, Texas, USA
11. Department of Orthopedics, Children’s Hospital Colorado, Aurora, Colorado, USA
12. TRIA Orthopedic Center, Bloomington, Minnesota, USA
13. Lucile Packard Children’s Hospital Stanford, Palo Alto, California, USA
14. Sports Medicine and Performance Center, Children’s Hospital of Philadelphia, Philadelphia, Pennsylvania, USA