1. Department of Physical Therapy, Faculty of Health Care, Takasaki University of Health and Welfare: 501 Nakaoruicho, Takasaki City, Gunma 370-0033, Japan
2. Department of Rehabilitation, Honjo General Hospital, Japan
3. Department of Rehabilitation, Takasaki University of Health and Welfare Attached Clinic, Japan
4. Gunma University Graduate School of Health Sciences, Japan