1. Department of Neurological Surgery, University of Pittsburgh Medical Center, Pittsburgh, Pennsylvania;
2. Department of Neurosurgery, University Hospitals Coventry and Warwickshire, Coventry, Warwickshire;
3. Department of Neurosurgery, Southampton University Hospital NHS Foundation Trust, Southampton, United Kingdom;
4. Faculty of Medicine, El Bosque University, Semillero Investigación Neurotrauma, Group of Investigation INUB-MEDITECH, Institute of Neuroscience and Neurosurgery, El Bosque University, Bogotá, Colombia;
5. Department of Neurological Surgery, Rutgers Robert Wood Johnson Medical School, New Brunswick, New Jersey;
6. Faculty of Medicine, King George’s Medical University, Lucknow;
7. Faculty of Medicine, St. John’s Medical College, Bangalore;
8. Department of Neurosurgery, King George’s Medical University, Lucknow;
9. Department of General Surgery, King George’s Medical University, Lucknow, India;
10. Department of Surgery, US Naval Hospital Okinawa, Japan;
11. Department of Neurosurgery, Brigham and Women’s Hospital, Boston, Massachusetts;
12. Department of Neurosurgery, The Ohio State University Wexner Medical Center, Columbus, Ohio;
13. Department of Neurological Surgery, Thomas Jefferson University Hospitals, Philadelphia, Pennsylvania;
14. Department of Neurosurgery and Department of Neurology and Rehabilitation Medicine, University of Cincinnati, Ohio;
15. Department of Neurosurgery, St. Luke’s University Hospital, Bethlehem, Pennsylvania;
16. Service of Neurosurgery, Naval Medical Center San Diego, California;
17. Division of Pediatric Neurological Surgery, Nationwide Children’s Hospital, Columbus, Ohio;
18. Department of Neurosurgery, The University of Texas MD Anderson Cancer Center, Houston, Texas;
19. Department of Neurosurgery, Semmes Murphey Clinic and University of Tennessee Health Science Center, Memphis, Tennessee;
20. Department of Neurosurgery, Baptist Medical Center, Jacksonville, Florida;
21. Department of Neurosurgery, Wayne State University School of Medicine, Detroit;
22. Department of Neurosurgery, Children’s Hospital of Michigan, Detroit, Michigan;
23. Department of Neurosurgery, Aster RV Hospital, Bangalore, India; and
24. Department of Neurological Surgery, University of Miami Miller School of Medicine, Miami, Florida