1. International Graduate School for Advanced Studies J. F. Oberlin University Machida‐city Tokyo Japan
2. The Jikei University School of Nursing Chofu‐city Tokyo Japan
3. Graduate School of Health Sciences at Odawara International University of Health and Welfare Odawara‐city Kanagawa Japan
4. Faculty of Medical and Health Sciences Tsukuba International University Tsuchiura‐city Ibaraki Japan
5. Kawasaki Clinic Kawasaki‐city Kanagawa Japan
6. Koda Medical and Dialysis Clinic Tsubame‐city Niigata Japan