1. RDC Qualiservice/SOCIUM University of Bremen Bremen Germany
2. Department of Cardiology University Medical Center Groningen Groningen The Netherlands
3. Department of Cardiology University Medical Center Groningen University of Groningen Groningen The Netherlands
4. Faculty of Medicine Office of the Dean of Education University of Rostock Rostock Mecklenburg‐Vorpommern Germany
5. Department of Cardiology Peking Union Medical College Hospital Beijing China
6. Faculty of Medicine Hacettepe University Ankara Turkey
7. Faculty of Humanities Institute of German Studies University of Hamburg Hamburg Germany
8. School of Public Affairs and Academy of Social Governance Zhejiang University Zhejiang China
9. Faculty of Medicine University of Duisburg‐Essen Duisburg Nordrhein‐Westfalen Germany
10. Department of Clinical Research & Epidemiology Comprehensive Heart Failure Center and Department Internal Medicine I University Hospital Würzburg Würzburg Bayern Germany
11. Faculty of Economics and Business Administration Institute of Healthcare Management University of Duisburg‐Essen Duisburg Germany
12. Outpatient Department of Cardiology Cardio‐Praxis Bochum Nordrhein‐Westfalen Germany
13. Faculty of Social Sciences Institute of Sociology University of Duisburg‐Essen Duisburg Nordrhein‐Westfalen Germany
14. Department of Anesthesiology University Medical Center Groningen Groningen The Netherlands