1. Takanohara Central Hospital: 1-3-3 Ukyo, Nara-shi, Nara 631-0805, Japan
2. Department of Anatomy and Cell Biology, Graduate School of Medicine, Osaka Metropolitan University, Japan
3. Kishiwada Rehabilitation Hospital, Japan
4. Department of Physical Therapy, Faculty of Health Science, Kio University, Japan
5. Department of Physical Therapy, Health and Social Services, Saitama Prefectural University, Japan