1. Department of Neurology, University of Pennsylvania, Philadelphia, Pennsylvania, USA
2. Department of Neurosurgery, University of California San Francisco, San Francisco, California, USA
3. Brain and Spinal Injury Center, Zuckerberg San Francisco General Hospital, San Francisco, California, USA
4. Department of Emergency Medicine, University of Michigan, Ann Arbor, Michigan, USA
5. Department of Neurosurgery, University of Pittsburgh Medical Center, Pittsburgh, Pennsylvania, USA
6. Department of Radiology, University of California San Francisco, San Francisco, California, USA
7. Department of Family Medicine and Public Health, University of California San Diego, San Diego, California, USA
8. Department of Neurosurgery, Mayo Clinic, Rochester, Minnesota, USA
9. Department of Neurosurgery, Medical College of Wisconsin, Milwaukee, Wisconsin, USA
10. Department of Psychiatry and Family Medicine, University of California San Diego, San Diego, California, USA
11. Department of Neurosurgery and Critical Care, Baylor College of Medicine, Houston, Texas, USA
12. Department of Neurosurgery and Neurology, Baylor College of Medicine, Houston, Texas, USA
13. Department of Rehabilitation Medicine, University of Washington, Seattle, Washington, USA
14. Department of Neurosurgery and Biostatistics, University of Washington, Seattle, Washington, USA
15. Department of Rehabilitation Medicine, Spaulding Rehabilitation Hospital, Harvard Medical School, Boston, Massachusetts, USA
16. Department of Psychiatry and Neurosciences, McKnight Brain Institute, University of Florida, Gainesville, Florida, USA