1. Departments of Orthopedic and Neurologic Surgery, NYU Langone Orthopedic Hospital and New York Spine Institute, New York, NY
2. Department of Orthopedic Surgery, NYU Langone Orthopedic Hospital, New York, NY
3. Department of Orthopedic Surgery, The Johns Hopkins Medical Institutions, Baltimore, MD
4. Department of Orthopedics, Hospital for Special Surgery, New York, NY
5. Department of Orthopedics, Lenox Hill Hospital, Northwell Health, New York, NY
6. Department of Spine Surgery, Denver International Spine Clinic, Presbyterian St. Luke’s/Rocky Mountain Hospital for Children, Denver, CO
7. Department of Orthopedic Surgery, Brigham and Women’s Hospital, Harvard Medical School, Boston, MA
8. Department of Orthopedic Surgery, SUNY Downstate Medical Center, New York, NY
9. Department of Orthopedic Surgery, University of California Davis, Sacramento, CA
10. Department of Neurological Surgery, University of California, San Francisco, San Francisco, CA
11. Department of Orthopedic Surgery, Warren Alpert School of Medicine, Brown University, Providence, RI
12. Department of Neurosurgery, University of Virginia, Charlottesville, VA
13. Departments of Neurosurgery and Orthopedic Surgery, Spine Division, Duke University School of Medicine, Durham, NC
14. Department of Orthopedic Surgery, University of Kansas Medical Center, Kansas City, KS
15. Department of Orthopedic Surgery, Swedish Neuroscience Institute, Seattle, WA
16. Department of Orthopedic Surgery, Washington University, St. Louis, MO