1. From the Department of Cardiology and Pneumology, Charité–University Medicine Berlin, Campus Benjamin Franklin, Berlin, Germany (M.K., D.W., R.G., U.W., W.P., H.-P.S., M.P., C.T.); Department of Cardiology, Leiden University Medical Center, Leiden, The Netherlands (P.S.); and Institute for Community Medicine, Ernst-Moritz-Arndt-University of Greifswald, Greifswald, Germany (K.W., W.H.).