1. From Deutsches Herzzentrum Muenchen und 1. Medizinische Klinik, Klinikum rechts der Isar (M.L., K.S., S.M.), Muenchen, Germany; CVPath Insitute Inc (G.N., E.A., F.D.K., R.V.), Gaithersburg, Md; Cardiac Unit (M.C.J., A.V.F., H.K.G.), Department of Internal Medicine, Massachusetts General Hospital, Boston, Mass; Research and Development Center, Terumo Corporation (K.M., H.K.), Tokyo, Japan.