1. Academic Neurosurgery Unit, Department of Clinical Neurosurgery, University of Cambridge, Cambridge, United Kingdom
2. Myelopathy.org, United Kingdom
3. AO Spine Knowledge Forum Spinal Cord Injury, AO Foundation, Davos, Switzerland
4. Department of Orthopaedics, University of British Columbia, Blusson Spinal Cord Center, Vancouver, British Columbia, Canada
5. Division of Neurosurgery, University of Toronto, Toronto Western Hospital, Toronto, Ontario, Canada