1. From the Department of Cardiovascular Medicine, Kyoto University Graduate School of Medicine, Kyoto, Japan (H.S., T.K.); Department of Cardiology, Teikyo University Hospital, Tokyo, Japan (K. Kozuma); Division of General Medicine, Department of Internal Medicine, Hyogo College of Medicine, Nishinomiya, Japan (T. Morimoto); Department of Cardiology, Hokkaido Social Insurance Hospital, Sapporo, Japan (K.I.); Department of Cardiology, Kurashiki Central Hospital, Kurashiki, Japan (K. Kadota); Department...