1. Department of Cardio-Thoracic-Vascular Diseases, Foundation IRCCS Ca’ Granda Ospedale Maggiore Policlinico, 20122 Milan, Italy
2. Division of Cardiology, Department of Health Sciences, San Paolo Hospital, University of Milan, 20122 Milan, Italy
3. Department of Clinical Sciences and Community Health, University of Milan, 20122 Milan, Italy
4. Cardiothoracic Surgery Department, Heart and Vascular Centre, Maastricht University Medical Centre (MUMC), The Cardiovascular Research Institute Maastricht (CARIM), 6229 ER Maastricht, The Netherlands
5. Cardiothoracic Department Unit, Fondazione Poliambulanza, Via Leonida Bissolati 57, 25100 Brescia, Italy