1. Department of Radiology and Biomedical Imaging, University of California, San Francisco, California.
2. Brain and Spinal Cord Injury Center, San Francisco General Hospital and Trauma Center, San Francisco, California.
3. Department of Neurological Surgery and Brain and Spinal Injury Center, University of California, San Francisco, California.
4. Department of Psychology, University of Texas, Austin, Texas.
5. Department of Neurological Surgery and Neurotrauma Clinical Trials Center, University of Pittsburgh Medical Center, Pittsburgh, Pennsylvania.
6. Department of Neurosurgery, Virginia Commonwealth University, Richmond, Virginia.
7. Department of Rehabilitation Medicine, Ichan School of Medicine at Mount Sinai, New York, New York.
8. Department of Neurosurgery, Antwerp University Hospital, Edegem, Belgium.