1 Weill Cornell Medicine, Rehabilitation Medicine Department, Burke Neurological Institute, 785 Mamaroneck avenue, White Plains, NY, 10605, USA.
2 Institute of Neurosciences and Department of Cell Biology, Physiology, and Immunology, Universitat Autònoma de Barcelona, and CIBERNED, Bellaterra, Spain.
3 Institut Guttmann, Institut Universitari de Neurorehabilitació, Badalona, Spain.
4 Neurosurgery and Neurobiology, University of Mississippi Medical Center, Jackson, MS, 39216, USA. ktansey@mmrcrehab.org.
5 NeuroRobotics Lab, Methodist Rehabilitation Center, Jackson, MS, 39216, USA. ktansey@mmrcrehab.org.
6 Spinal Cord Injury Clinic, Veterans Administration Medical Center, Jackson, MS, 39216, USA. ktansey@mmrcrehab.org.