1. VA RR&D National Center for the Medical Consequences of Spinal Cord Injury; James J. Peters VAMC; Bronx New York
2. The Medical Service; James J. Peters VAMC; Bronx New York
3. Department of Medicine; The Icahn School of Medicine at Mount Sinai; New York New York
4. Department of Rehabilitation Medicine; The Icahn School of Medicine at Mount Sinai; New York New York
5. Department of Health, Sport and Exercise Sciences; The University of Kansas; Lawrence Kansas