1. From the University of Hamburg, Department of Cardiology, Hamburg, Germany (S.B., T. Münzel, T. Meinertz); Molecular Cardiology, Department of Internal Medicine IV, University of Frankfurt, Frankfurt, Germany (C.H., A.M.Z.); University of California at Davis, Department of Internal Medicine and Department of Human Physiology, Davis, Calif (J.P.E.); Erasmus University, Thoraxcentre, Rotterdam, Netherlands (M.L.S.); and Kerckhoff Heart Center, Bad Nauheim, Germany (C.W.H.).