Affiliation: | a Department of Cardiac Surgery, Echocardiography Unit, Ospedale Civile di Legnano, Milan, Italy b Department of Anesthesia and Critical Care, Echocardiography Unit, Ospedale Civile di Legnano, Milan, Italy c Department of Cardiology, Echocardiography Unit, Ospedale Civile di Legnano, Milan, Italy |