1. Department of Bioengineering University of Pittsburgh Pittsburgh PA USA
2. Rehab Neural Engineering Labs University of Pittsburgh Pittsburgh PA USA
3. Center for the Neural Basis of Cognition Pittsburgh PA USA
4. Department of Physical Medicine and Rehabilitation University of Pittsburgh Pittsburgh PA USA
5. Department of Biomedical Engineering University of Michigan Ann Arbor MI USA
6. Biointerfaces Institute University of Michigan Ann Arbor MI USA
7. Department of Neurological Surgery University of Pittsburgh Pittsburgh PA USA
8. Department of Anesthesiology University of Michigan Ann Arbor MI USA