1. Department of Rehabilitation, Yawata Medical Center: 12-7 Yawata I, Komatsu-shi, Ishikawa 923-8551, Japan
2. Graduate School of Health Sciences, Kinjo University, Japan
3. Department of Physical Therapy, Kinjo University, Japan
4. Department of Orthopedic Surgery, Yawata Medical Center, Japan
5. Department of Physical Therapy, Aomori University of Health and Welfare, Japan