1. Interventional Cardiology Unit, Department of Cardiovascular Medicine, Fondazione Policlinico Universitario A. Gemelli—IRCCS, Catholic University of the Sacred Heart , Largo A. Gemelli, 8, 00168 Rome , Italy
2. Intensive Cardiac Care Unit, Department of Cardiovascular Medicine, Fondazione Policlinico Universitario A. Gemelli—IRCCS , Largo A. Gemelli, 8, 00168 Rome , Italy