1. Department of Rehabilitation Medicine, Wakayama Medical University, Wakayama, Japan
2. Division of Engineering, Nara Women’s University, Nara, Japan
3. Department of Rehabilitation Medicine, Iwate Medical University, Wakayama, Japan
4. Division of Rehabilitation, Wakayama Medical University Hospital, Wakayama, Japan
5. Department of Rehabilitation Medicine, Dokkyo Medical University Saitama Medical Center, Saitama, Japan