1. Department: Medizinische Klinik I, Landshut-Achdorf Hospital , Achdorfer Weg 3, 84036 Landshut , Germany
2. Klinikum der Universität München, Ludwig-Maximilians-Universität and German Centre for Cardiovascular Research (DZHK), partner site Munich Heart Alliance , Marchioninistrasse 15, 81377 Munich , Germany
3. Department of Cardiology, Oslo University Hospital Ulleval , AND University of Oslo, Kirkeveien 166, 0450 Oslo , Norway