1 Intensive Cardiac Care Unit, Department of Cardiovascular Medicine, Fondazione Policlinico Universitario A. Gemelli-IRCCS, Catholic University of the Sacred Heart, Largo A. Gemelli 8, Rome 00168, Italy.
2 Interventional Cardiology Unit, Cardiothoracic and Vascular Department (DICATOV), IRCCS Ospedale Policlinico San Martino, Genova, Italy.
3 Department of Internal Medicine and Medical Specialties (DIMI), Università di Genova, Genova, Italy.