1. Section of Cardiovascular Disease, Department of Emergency and Organ Transplantation, School of Medicine, University of Bari, Italy.
2. University Cardiology, University of Pisa, Italy.
3. Cardiologia Ospedale Sarcone Terlizzi (BA), Italy.
4. Cardiologia Fondazione Salvatore Maugeri Cassano Murge Bari, Italy.
5. Section of Internal Medicine, Endocrinology, Andrology, and Metabolic Diseases, University of Bari, DETO, Italy.
6. Cardiology Hospital of Lecco, Italy.
7. University Cardiology, University of Palermo, Italy.