1. From the Department of Cardiovascular Medicine, Graduate School of Medicine, Kyoto University, Kyoto, Japan (M. Natsuaki, S. Shizuta, H.S., T. Tada, J.T., Y.K., M.H., T. Kimura); Division of Genera Medicine, Department of Internal Medicine, Hyogo College of Medicine, Nishinomiya, Japan (T.M.); Department of Cardiovascular Medicine, Kobe City Medical Center General Hospital, Kobe, Japan (Y.F., T. Kita); Division of Cardiology, Tenri Hospital, Tenri, Japan (Y.N.); Division of Cardiology, Kurashiki...