1. Department of Radiology and Biomedical Imaging, UCSF, San Francisco, California, USA.
2. Brain and Spinal Cord Injury Center, Zuckerberg San Francisco General Hospital and Trauma Center, San Francisco, California, USA.
3. Department of Neurological Surgery, University of Washington, Seattle, Washington, USA.
4. Biostatistics Research Center, Herbert Wertheim School of Public Health and Human Longevity Science, University of California, San Diego, La Jolla, California, USA.
5. Department of Neurological Surgery, UCSF, San Francisco, California, USA.
6. Department of Neurology, University of Pennsylvania, Philadelphia, Pennsylvania, USA.
7. Department of Physical Medicine and Rehabilitation, Spaulding Rehabilitation Hospital, Charlestown, Massachusetts, USA.
8. Department of Physical Medicine and Rehabilitation, Harvard Medical School, Boston, Massachusetts, USA.
9. Department of Neurological Surgery, University of Pittsburgh Medical Center, Pittsburgh, Pennsylvania, USA.
10. Department of Neurosurgery, Baylor College of Medicine, Houston, Texas, USA.
11. Department of Psychiatry, University of California, San Diego, La Jolla, California, USA.
12. Department of Neurosurgery and Neurology, Medical College of Wisconsin, Milwaukee, Wisconsin, USA.
13. Department of Neurology, Baylor College of Medicine, Houston, Texas, USA.
14. Department of Bioengineering and Therapeutic Sciences, UCSF, San Francisco, California, USA.