1. Department of Bioengineering, University of Pennsylvania, Philadelphia, Pennsylvania 19104, United States
2. Center for Neuroengineering and Therapeutics, University of Pennsylvania, Philadelphia, Pennsylvania 19104, United States
3. Department of Material Science and Engineering, Drexel University, Philadelphia, Pennsylvania 19104, United States
4. A.J Drexel Nanomaterials Institute, Drexel University, Philadelphia, Pennsylvania 19104, United States
5. Department of Chemical and Biomolecular Engineering, University of Pennsylvania, Philadelphia, Pennsylvania 19104, United States
6. Departments of Psychiatry and Microbiology, Perelman School of Medicine University of Pennsylvania, Philadelphia, Pennsylvania 19104, United States
7. Institute for Biomedical Informatics, University of Pennsylvania, Philadelphia, Pennsylvania 19104, United States
8. Department of Neurosurgery, University of Pennsylvania, Philadelphia, Pennsylvania 19104, United States
9. Department of Neurology, University of Pennsylvania, Philadelphia, Pennsylvania 19104, United States
10. Department of Physical Medicine and Rehabilitation, University of Pennsylvania, Philadelphia, Pennsylvania 19104, United States
11. Center for Neurotrauma, Neurodegeneration, and Restoration, Corporal Michael J. Crescenz Veterans Affairs Medical Center, Philadelphia, Pennsylvania 19104, United States