1. Department of Cardiology Castle Hill Hospital, University of Hull Kingston upon Hull UK
2. University of Birmingham Edgbaston UK
3. Klinik III für Innere Medizin der Universität zu Köln Cologne Germany
4. Nouvelles Cliniques Nantaises Nantes France
5. University of Lausanne Switzerland
6. GVM Care and Research, Maria Cecilia Hospital Cotignola Italy
7. Département de Cardiologie Hôpital Pontchaillou Rennes France