1. Department of Cardiology, Arnsberg Medical Center, Germany
2. Institute for Myocardial Infarction Research, Germany
3. Cardioangiologisches Centrum Bethanien, Germany
4. Medical Clinic I, Lukaskrankenhaus GmbH, Germany
5. Clinic for Cardiology and Angiology, Municipal Hospital Karlsruhe, Germany
6. 2nd Department of Medicine, Johannes Gutenberg-University Mainz, Germany
7. 3rd Department of Medicine, University Hospital Heidelberg, Germany
8. Department of Cardiology, Pneumology, Internal Intensive Care Medicine, Städtisches Klinikum München GmbH, Germany
9. Institute for Pathophysiology, University Duisburg-Essen, Germany
10. 2nd Department of Medicine, Westpfalz-Klinikum, Germany
11. Department of Cardiology, Herz- und Gefäß-Klinik GmbH, Germany
12. University of Leipzig, Heart Center, Germany
13. Department of Cardiology, Catholic Clinics Essen-Northwest, Germany
14. 2nd Department of Medicine, HELIOS Kreiskrankenhaus Gotha/Ohrdruf, Germany