1. Department of Advanced Rehabilitation, Kyoto Prefectural University of Medicine: 465 Kajii-cho, Kawaramachi-Hirokoji, Kamigyo-ku, Kyoto 602-8566, Japan
2. Department of Rehabilitation Medicine, Graduate School of Medical Science, Kyoto Prefectural University of Medicine, Japan
3. Department of Rehabilitation, University Hospital, Kyoto Prefectural University of Medicine, Japan