1. School of Health Sciences, Fujita Health University: 1-98 Dengakugakubo, Kutsukake, Toyoake, Aichi 470-1192, Japan
2. Graduate School of Health Sciences, Fujita Health University, Japan
3. Department of Rehabilitation, Health Care Service Facility for the Aged, Tobahouwaen, Japan
4. Tsujimura Surgical Hospital, Japan
5. Kawamura Hospital, Japan