1 Mid-German Heart Center, Department of Internal Medicine III, Division of Cardiology, Angiology and Intensive Medical Care, University Hospital Halle, Martin Luther University of Halle, Ernst-Grube-Straße 40, 06120, Halle (Saale), Germany.
2 Mid-German Heart Center, Department of Internal Medicine III, Division of Cardiology, Angiology and Intensive Medical Care, University Hospital Halle, Martin Luther University of Halle, Ernst-Grube-Straße 40, 06120, Halle (Saale), Germany. [email protected].