1. Department of General and Interventional Cardiology, University Heart Center Hamburg, Hamburg, Germany
2. DZHK (German Center for Cardiovascular Research)
3. Department of Thoracic and Cardiovascular Surgery, University Hospital Frankfurt and Johann Wolfgang Goethe University Frankfurt, Frankfurt, Germany
4. Department of Cardiology, Kerckhoff-Klinik, Bad Nauheim, Germany
5. Department of Cardiothoracic and Vascular Surgery, German Heart Center Berlin and Charité University Medicine, Berlin, Germany
6. Department of Internal Medicine III (Cardiology, Angiology, Intensive Care), University Hospital of Schleswig-Holstein, Kiel, Germany
7. Department of Cardiology, Heart Centre Leipzig at University of Leipzig, Leipzig Germany
8. Leipzig Heart Institute, Leipzig, Germany
9. Department of Cardiac Surgery, University Hospital Munich, Ludwig-Maximilians-University Munich, Munich, Germany
10. Department of Cardiology, University Heart Center Berlin and Charité University Medicine Berlin, Berlin, Germany
11. Department of Cardiac Surgery, Heart Centre Leipzig at University of Leipzig, Leipzig, Germany
12. Department of Cardiology, University Hospital Munich, Ludwig-Maximilians-University Munich, Munich, Germany
13. Department of Cardiovascular Surgery, University Heart Center Hamburg, Hamburg, Germany
14. Department of Cardiology III - Adult Congenital and Valvular Heart Disease, University Hospital Muenster, Muenster, Germany
15. Department of Cardiovascular Surgery, University Hospital of Schleswig-Holstein, Kiel, Germany