1. Department of Cardiology, University of Paris, CHU Lariboisière, Inserm, UMRS 942, 2 rue Ambroise Paré, Paris, France
2. Division of Cardiology, Department of Cardiology, Johns Hopkins University, Baltimore, MD 21287-0409, USA
3. Department of Cardiology, University of Lille, CHU Lille, Inserm UMR 1011; Institut Pasteur de Lille, 59000 Lille, France
4. Department of Cardiology, Queen Elizabeth Hospital, University Hospitals Birmingham NHS Foundation Trust, Birmingham, UK
5. Department of Cardiovascular Diseases, University of Siena, Siena, Italy
6. Department of Cardiology, Bristol Heart Institute, University Hospitals Bristol NHS Trust, Terrell St, Bristol BS2 8ED, UK
7. Department of Cardiology, National Heart Institute, 5 Ibn Nafise Square, Giza 11111, Egypt
8. Department of Cardiac Surgery, University Medical Centre, Maribor, Slovenia
9. Department of Cardiology, University Medical Centre Ljubljana, Slovenia
10. Department of Cardiology, St Bartholomew Hospital, Barts Health Trust, London, UK
11. Department of Cardiology, CHU Bordeaux, Bordeaux, France
12. Department of Cardiology, Oslo University Hospital, and University of Oslo, Oslo, Norway
13. Department of Cardiology, University of Rennes, CHU Rennes, Inserm, LTSI – UMR 1099, F-35000 Rennes, France
14. Department of Cardiology, Centre Cardiologique du Nord, Saint-Denis, France