1. From the Division of Cardiology, Department of Medicine, Tokai University School of Medicine, Kanagawa (S.G., N.T., S.H.); the Department of Laboratory Medicine, Tokyo Medical University, Tokyo (M.A.); and the Department of Hematology and Oncology, Clinical Sciences for Pathological Organs, Graduate School of Medicine, Kyoto University, Kyoto (K.K., H.T.), Japan.