1. Division of University Heart Surgery Cardiothoracic Department Polyclinic University Hospital Bari Italy
2. University Cardiology Unit Interdisciplinary Department of Medicine University of Bari Aldo Moro Bari Italy
3. Perioperative and Cardiovascular Imaging Department Centro Cardiologico Monzino IRCCS Milan Italy
4. Division of Cardiology Loyola University of Chicago Chicago Illinois USA
5. Division of Cardiology Edward Hines Jr. VA Hospital Hines Illinois USA