1. First Department of Medicine University Medical Centre Mannheim (UMM), Faculty of Medicine Mannheim, University of Heidelberg, DZHK (German Center for Cardiovascular Research) partner site Heidelberg/Mannheim Mannheim Germany
2. Department of Cardiology and Angiology Hannover Medical School Hannover Germany
3. Department of Cardiology Carl‐Thiem‐Klinikum Cottbus Cottbus Germany