1. From the Department of Clinical Laboratory, Kobe University Hospital (T.Y., N.H., S. Kinoshita, S. Kawano, S. Kumagai); and Division of Cardiovascular Medicine, Department of Internal Medicine (T.O., A.K., K.M., H.K., K.H.), and Department of Clinical Pathology and Immunology (S. Kawano, S. Kumagai), Kobe University Graduate School of Medicine, Kobe, Hyogo, Japan.