1. Division of Cardiac Surgery, Department of Emergencies and Organ Transplantation (DETO), University of Bari “Aldo Moro”, Italy
2. Department of Basic Medical Sciences, Neurosciences and Sense Organs, Section of Human Anatomy and Histology, University of Bari “Aldo Moro”, Piazza Giulio Cesare 11, 70124 Bari, Italy