Affiliation: | 1. Physical Medicine and Rehabilitation, Shepherd Center, 2020 Peachtree Road, NW, Atlanta, GA 30309, USA;2. Emory University School of Medicine, Atlanta, Georgia, USA;3. Kessler Institute for Rehabilitation, 1199 Pleasant Valley Way, West Orange, NJ 07052, USA;4. Rutgers New Jersey Medical School, Newark, NJ, USA |