1. Department of Cardiology, Pulmonology and Vascular Medicine, Medical Faculty, Heinrich Heine University of Düsseldorf, Düsseldorf, Germany
2. Department of Clinical and Experimental Medicine, Faculty of Health and Medical Science, University of Surrey, UK
3. CARID, Cardiovascular Research Institute Düsseldorf, Medical Faculty and University Hospital Düsseldorf, Heinrich-Heine-University Düsseldorf, Germany