1. Kessler Institute for Rehabilitation, West Orange, New Jersy, USA.
2. Department of Physical Medicine and Rehabilitation, Rutgers New Jersey Medical School, Newark, New Jersey, USA.
3. Kessler Foundation, West Orange, New Jersey, USA.
4. Department of Physical Medicine and Rehabilitation, Mayo Clinic, Rochester, Minnesota, USA.
5. Neurological Surgery, Miller School of Medicine, Miami, Florida, USA.
6. The Miami Project to Cure Paralysis, Miami, Florida, USA.