1. Research Unit of Cardiac Surgery, Department of Cardiovascular Surgery, University Campus Bio-Medico, 00128 Rome, Italy
2. Centro per la Lotta Contro L’Infarto, 00182 Rome, Italy
3. Department of Cardiovascular Sciences, Università Sapienza, 00185 Rome, Italy
4. Research Unit of Anaesthesia and Intensive Care, Department of Medicine, University Campus Bio-Medico, 00128 Rome, Italy