1. Department of Biomedical Engineering, Cleveland Clinic Foundation, Cleaveland, OH, USA
2. Center for Neurological Restoration, Cleveland Clinic Foundation, Cleaveland, OH, USA
3. Department of Rehabilitation Medicine, Emory University School of Medicine, Atlanta, GA, USA
4. Kinetic Muscles Inc., Tempe, AZ, USA
5. A. T. Still University, Mesa, AZ, USA
6. Atlanta VA Rehabilitation R&D Center, Decatur, GA, USA
7. Cleveland FES Center, L. Stokes Cleveland VA Medical Center, Cleveland, OH, USA