Anca Florian1, Dieter Fischer1, Ali Yilmaz2. 1. Department of Cardiovascular Medicine, University Hospital Münster, Albert-Schweitzer-Campus 1, Building A1, 48149, Münster, Germany. 2. Department of Cardiovascular Medicine, University Hospital Münster, Albert-Schweitzer-Campus 1, Building A1, 48149, Münster, Germany. ali.yilmaz@ukmuenster.de.