1. Department of Physical Therapy, Ibaraki Prefectural University of Health Science, Ibaraki, Japan
2. Department of Rehabilitation, Public Nanokaichi Hospital, Gunma, Japan
3. Department of Rehabilitation Center, Hidaka Rehabilitation Hospital, Gunma, Japan
4. Department of Rehabilitation Sciences, Gunma University Graduate School of Health Sciences, Gunma, Japan
5. Department of Rehabilitation Center, Hidaka Hospital, Gunma, Japan
6. Department of Physical Therapy, Ota college of medical technology, Gunma, Japan
7. Department of Physical Therapy, Faculty of Health Care, Takasaki University of Health and Welfare, Gunma, Japan