1. Graduate School of Biomedical and Health Sciences, Hiroshima University, Hiroshima, Japan
2. Department of Rehabilitation, Faculty of Health Sciences, Hiroshima Cosmopolitan University, Hiroshima, Japan
3. Department of Physical Therapy, Faculty of Health and Welfare, Prefectural University of Hiroshima, Hiroshima, Japan
4. Department of Rehabilitation, Maple-Hill Hospital, Hiroshima, Japan