1 Department of Mechanical Engineering, Massachusetts Institute of Technology, Cambridge, MA 02139 USA; Department Neurology, University of Maryland, School of Medicine; Department of Rehabilitation Medicine I, School of Medicine, Fujita Health University, Japan; Institute of Neuroscience, University of Newcastle, UK; Department of Mechanical Engineering, Osaka University, Japan.
2 Center for Biomedical Science, Feinstein Institute, Manhasset, NY; Department of Molecular Medicine, Hofstra North Shore LIJ Medical School, Manhasset, NY.