1. From the Third Department of Internal Medicine (Y.K., M.Y., K.A., T.K., N.M., K.M., I.M.), Department of Emergency Medicine (H.T.), and Department of Biology (T.Y.), Faculty of Medical Sciences, University of Fukui, Fukui; Division of Cardiology (H.T., S.I., H.H., S.O., K.T.), Gunma Prefecture Cardiovascular Center, Gunma; and Department of Legal Medicine (K.K.), Gunma University Graduate School of Medicine, Gunma, Japan.