1. Methodist Center for Orthopaedic Surgery, Houston, Texas, harveysmith27@gmail.com
2. Rothman Institute, Philadelphia, Pennsylvania
3. University of Utah, Salt Lake City, Utah
4. Texas Back Institute, Dallas, Texas
5. Carolina Neurosurgery and Spine Association, Charlotte, North Carolina
6. Scoliosis Associates of New York, New York, New York
7. Mayo Clinic, Rochester, Minnesota
8. Johns Hopkins University, Baltimore, Maryland
9. Rush University Medical Center, Chicago, Illinois