1. Department of Physical Therapy, Ibaraki Prefectural University of Health Sciences Hospital, Ibaraki, Japan.
2. Graduate School of Health Sciences, Ibaraki Prefectural University of Health Sciences, Ibaraki, Japan.
3. Center for Medical Sciences, Ibaraki Prefectural University of Health Sciences, Ibaraki, Japan.
4. Department of Cognitive Behavioral Physiology, Chiba University Graduate School of Medicine, Chiba, Japan.
5. Department of Physical Therapy, Ibaraki Prefectural University of Health Sciences, Ibaraki, Japan.
6. Department of Rehabilitation, University of Tsukuba Hospital, Ibaraki, Japan