1. National Center for the Medical Consequences of Spinal Cord Injury, James J. Peter VA Medical Center, Bronx, New York.
2. Department of Medicine, Icahn School of Medicine at Mount Sinai, New York, New York.
3. Department of Rehabilitation Medicine, Icahn School of Medicine at Mount Sinai, New York, New York.
4. Department of Pharmacologic Science, Icahn School of Medicine at Mount Sinai, New York, New York.