1. Research Service Birmingham VA Medical Center Birmingham Alabama USA
2. Department of Cell, Developmental, and Integrative Biology UAB Birmingham Alabama USA
3. Department of Anesthesiology and Perioperative Medicine UAB Birmingham Alabama USA
4. Center for the Medical Consequences of Spinal Cord Injury Bronx New York USA
5. Medical Service James J. Peters VA Medical Center Bronx New York USA
6. Icahn School of Medicine at Mount Sinai New York New York USA
7. UAB Center for Exercise Medicine Birmingham Alabama USA
8. Florida Institute for Human and Machine Cognition Pensacola Florida USA