Safety and Feasibility of Various Functional Electrical Stimulation Cycling Protocols in Individuals With Multiple Sclerosis Who Are Nonambulatory oleh Joy Williams, PT, DPT, Marina Moldavskiy, BS, Katie Bauer, PT, DPT, Grace Reed, PT, DPT, Alexis Theuring, PT, DPT, CSCS, Jayme Zedrow, PT, DPT, W. Mark Sweatman, PhD, MBA, Deborah Backus, PT, PhD