1. Department of Medicine and Surgery, University of Insubria, Varese, Italy
2. LARC-Laboratorio Analisi e Ricerca Clinica, Turin, Italy
3. Department of Cardiology, Mauriziano Hospital, Turin, Italy
4. Department of Cardiology, Humanitas Gradenigo Hospital, Turin, Italy
5. Cardiovascular and Thoracic Department, Division of Cardiology, “Città della Salute e della Scienza” Hospital, Turin, Italy