1. Department of General and Interventional Cardiology, University Heart Centre; University Medical Centre Hamburg-Eppendorf; Hamburg Germany
2. Department of Cardiology; University Medical Centre Mainz; Mainz Germany
3. Department of Cardiology; University Medical Centre Tübingen; Tübingen Germany
4. Department of Cardiology, Angiology and Pneumology; University Medical Centre Heidelberg; Heidelberg Germany
5. Institute for Myocardial Infarction Research; Ludwigshafen Germany
6. Cardiovascular Centre; St Katharinen Hospital; Frankfurt am Main Germany
7. Department of Internal Medicine, Medical Clinic II; University Medical Centre Bonn; Bonn Germany
8. Department of Cardiology and Angiology; Helios Clinic Siegburg; Siegburg Germany
9. Department of Internal Medicine I; Helios Albert-Schweitzer-Hospital; Northeim Germany