1. Faculty of Rehabilitation, Shijonawate Gakuen University, Osaka 574-0011, Japan
2. Faculty of Health Sciences, Kansai University of Health Sciences, Osaka 590-0433, Japan
3. Department of Physical Therapy, Faculty of Health Sciences, Kyoto Tachibana University, Kyoto 607-8175, Japan
4. Faculty of Health Science, Kio University, Nara 635-0832, Japan