1. Department of Rehabilitation Medicine, School of Medicine, International University of Health and Welfare, Chiba, Japan;
2. Department of Spinal and Neural Function Reconstruction, Beijing Bo Ai Hospital, China Rehabilitation Research Center, Beijing, China;
3. Faculty of Rehabilitation Medicine, Capital Medical University, Beijing, China;
4. Orthopedic and Orthopedic Rehabilitation Department, Beijing Bo Ai Hospital, China Rehabilitation Research Center, Beijing, China;
5. Department of Neurology and Stroke Center, Southern Tohoku Research Institute for Neuroscience, Southern Tohoku General Hospital, Fukushima, Japan