1. Department of Rehabilitation, Kisen Hospital , Tokyo, Katsushika-ku , Japan
2. Institute for Human Movement and Medical Sciences, Niigata University of Health and Welfare , Niigata-city, Niigata , Japan
3. Department of Nephrology, Graduate School of Medicine, Juntendo University , Bunkyo-ku, Tokyo , Japan
4. Department of Radiology, Kisen Hospital , Katsushika-ku, Tokyo , Japan
5. Division of Cardiology, Kisen Hospital , Katsushika-ku, Tokyo , Japan
6. Division of Nephrology, Kisen Hospital , Katsushika-ku, Tokyo , Japan
7. Department of Information Sciences, Tokyo University of Science , Noda-city, Chiba , Japan
8. Department of Physical Therapy, School of Rehabilitation, Kobe-city, Hyogo Medical University , Hyogo , Japan
9. Division of Internal Medicine, Kisen Hospital , Katsushika-ku, Tokyo , Japan