1. School of Allied Health Sciences, Kitasato University: 1-15-1 Kitasato, Minami-ku, Sagamihara City, Kanagawa 252-0373, Japan
2. Graduate School of Medical Sciences, Kitasato University, Japan
3. Department of Rehabilitation Medicine, Kawasaki Municipal Tama Hospital, Japan
4. Department of Rehabilitation Medicine, Sagamihara Chuo Hospital, Japan