1. Academic Neurosurgery Unit, Department of Clinical Neurosurgery, University of Cambridge, UK
2. Myelopathy.org, UK
3. Department of Neurosurgery, Walton Centre, UK
4. Wellcome / EPSRC Centre for Interventional and Surgical Sciences, University College London, UK
5. Department of Neurosurgery, Geneva University Hospital, University of Geneva, Switzerland
6. Department of Neurological Surgery, Thomas Jefferson University, Philadelphia, PA, USA
7. Department of Neurosurgery, University of Maryland School of Medicine, Baltimore, MD, USA
8. Department of Neurosurgery, Sina Trauma and Surgery Research Center, Tehran University of Medical Sciences, Iran
9. Department of Neurosurgery, Medical College of Wisconsin, Wauwatosa, WI, USA
10. Department of Neurosurgery and The Miami Project to Cure Paralysis, The Miller School of Medicine, University of Miami, Miami, FL, USA
11. Department of Neurology, New York University Langone Health, New York, NY, USA
12. Department of Orthopaedics, Faculty of Medicine, University of British Columbia, Vancouver, BC, Canada
13. Spinal Unit (UVM), Department of Orthopaedics, Centro Hospitalar Universitário do Porto - Hospital de Santo António, Portugal
14. Instituto de Ciências Biomédicas Abel Salazar, Portugal
15. Department of Medicine, Division of Physical Medicine and Rehabilitation, University of Toronto, Toronto, ON, Canada
16. Division of Neurology, University of Toronto, Toronto, ON, Canada
17. University Spine Center, Balgrist University Hospital, Switzerland
18. Centre for Family Medicine, Toronto, ON, Canada
19. KITE Research Institute, University Health Network, Toronto, ON, Canada
20. Division of Neurosurgery, Department of Surgery, University of Toronto, Toronto, ON, Canada