1. Department of Physical Medicine and Rehabilitation, University of Pittsburgh, Pittsburgh, Pennsylvania.
2. School of Nursing, University of Pittsburgh, Pittsburgh, Pennsylvania.
3. Safar Center for Resuscitation Research, University of Pittsburgh, Pittsburgh, Pennsylvania.
4. Center for Neuroscience, University of Pittsburgh, Pittsburgh, Pennsylvania.
5. Department of Neuroscience, and University of Pittsburgh, Pittsburgh, Pennsylvania.
6. Clinical and Translational Science Institute, University of Pittsburgh, Pittsburgh, Pennsylvania.