1. Department of Physical Therapy, Graduate School of Health and Welfare Sciences, International University of Health and Welfare: 2600-1 Kitakanemaru, Otawara-shi, Tochigi 324-8501, Japan
2. Department of Physical Therapy, School of Health Sciences at Odawara, International University of Health and Welfare, Japan
3. Division of Physical Therapy, Master Program in Health Sciences, Graduate School of Health and Welfare Sciences, International University of Health and Welfare, Japan