1. Department of Cardiology, NHO Tokyo Medical Center, Tokyo, Japan.
2. Department of Community Medicine, Kurume University School of Medicine, Kurume, Japan.
3. Cardiovascular Diseases, Mayo Clinic, Jacksonville, FL, USA.
4. Faculty of Medicine, Department of Cardiology, Osaka Medical College, Osaka, Japan.
5. Endowed Research Department “Food for Health”, Ochanomizu University, Tokyo, Japan.