1. Department of Rehabilitation Medicine, Wakayama Medical University, Wakayama, Japan
2. Department of Rehabilitation Medicine, Iwate Medical University, Shiwa, Japan
3. Department of Rehabilitation, Konan Medical Center, Kobe, Japan
4. Chuzan Hospital Clinical Education and Research Center, Okinawa, Japan
5. Department of Rehabilitation, Dokkyo Medical University Saitama Medical Center, Koshigaya, Japan
6. Department of Rehabilitation, Kokura Rehabilitation Hospital, Kitakyushu, Japan