1. Department of Cardiology, Fondazione “Salvatore Maugeri”, IRCCS, Montescano (Pavia), Italy
2. Department of Biomedical Engineering, Fondazione “Salvatore Maugeri”, IRCCS, Montescano (Pavia), Italy
3. Division of Cardiac Surgery, Policlinico San Matteo, IRCCS, Pavia, Italy
4. Department of Cardiothoracic-Vascular Anesthesia and Intensive Care, Policlinico San Donato, IRCCS, Milano, Italy