1. Cardiovascular Center, Takatsu General Hospital, Kanagawa, Japan (Y. Yamauchi, A.M.).
2. Department of Diabetes Care Medicine, Osaka University Graduate School of Medicine, Japan (M.T.).
3. Department of Cardiology, Shin-Koga Hospital, Fukuoka, Japan (Y.S.).
4. Cardiovascular Center, Kansai Rosai Hospital, Hyogo, Japan (O.I.).
5. Department of Cardiovascular Medicine, Yokohama City University Hospital, Kanagawa, Japan (T.S.).
6. Department of Cardiovascular Medicine, Iwaki Kyoritsu General Hospital, Fukushima, Japan (Y. Yamamoto).
7. Department of Internal Medicine, Morinomiya Hospital, Osaka, Japan (D.K.).
8. Cardiovascular Center, Kishiwada Tokushukai Hospital, Osaka, Japan (M.F.).
9. Division of Cardiology, Saiseikai Yokohamashi Tobu Hospital, Kanagawa, Japan (K.H.).
10. Cardiovascular Center, Fukuoka Sanno Hospital, Japan (H.Y.).
11. Division of Cardiovascular Medicine, Toho University, Ohashi Medical Center, Tokyo, Japan (M.N.).