1. Division of Cardiology, Department of Medicine Karolinska Institutet Stockholm Sweden
2. Department of Cardiovascular Sciences Fondazione Policlinico Universitario Agostino Gemelli IRCCS Rome Italy
3. Department of Cardiovascular and Pulmonary Sciences Catholic University of the Sacred Heart Rome Italy
4. Department of Medical Sciences IRCCS San Raffaele Rome Italy
5. Department of Cardiology and the Department of Health, Medicine and Caring Sciences Linkoping University Linkoping Sweden
6. Heart and Vascular Theme Karolinska University Hospital Stockholm Sweden