1. From the Department of Cardiology (Y.N., T. Aoyama, M.Y., T. Araki, S.F., K.Y.) and the Department of Respiratory Medicine (T.K., N.K., T.N., K.T.), Fukui Prefectural Hospital, Fukui, and the Molecular Genetics of Cardiovascular Disorders (Y.N., M.S., H.M.), Division of Cardiovascular Medicine, Graduate School of Medical Science, Kanazawa University, Kanazawa, Japan.