1. Department of Physical Medicine and Rehabilitation, Graduate School of Biomedical Engineering, Tohoku University, Sendai 980-8575, Japan
2. Department of Clinical Nutrition and Food Service, Nagasaki Rehabilitation Hospital, Nagasaki 850-0854, Japan
3. Department of Rehabilitation Medicine, Mie University Graduate School of Medicine, Tsu 514-8507, Japan
4. Department of Rehabilitation Medicine, Tokyo Woman’s Medicine University Hospital, Tokyo 162-8666, Japan