1. Department of Internal Medicine University of Genoa Genoa Italy
2. Cardiovascular Disease Unit IRCCS Ospedale Policlinico San Martino Genova Italy
3. IRCCS Italian Cardiovascular Network Genoa Italy
4. Department of Clinical and Molecular Medicine Sapienza University of Rome Rome Italy
5. First Clinic of Internal Medicine IRCCS Ospedale Policlinico San Martino Genoa Italy
6. First Clinic of Internal Medicine Department of Internal Medicine University of Genoa Genoa Italy