1. Erasmus Medical Center-University Medical Center, Rotterdam, The Netherlands.
2. Brain and Spinal Injury Center, San Francisco General Hospital, San Francisco, California.
3. Department of Neurological Surgery, University of California San Francisco, California.
4. Department of Neurosurgery, Antwerp University Hospital, Edegem, Belgium.
5. Department of Radiology, University of California San Francisco, California.
6. Department of Rehabilitation Medicine, Mount Sinai School of Medicine, New York, New York.
7. Division of Anesthesia, University of Cambridge, Addenbrooke's Hospital, Cambridge, United Kingdom.
8. Department of Neurological Surgery and Neurotrauma Clinical Trials Center, University of Pittsburgh Medical Center, Pittsburgh, Pennsylvania.
9. Department of Psychology, University of Texas, Austin, Texas.
10. Seton Brain and Spine Institute, Austin, Texas.