1 Department of Cardio-Thoracic and Respiratory Science University of Campania "Luigi Vanvitelli"; IX Division of General Surgery Vascular Surgery, and Applied Biotechnology Naples University Polyclinic Naples, Italy.
2 Public Health Departement University Hospital of Nice Nice, France.
3 Digestive Unit, Archet 2 Hospital University Hospital of Nice, Inserm U1065, Team 8 "Hepatic complications of obesity" University of Nice Sophia-Antipolis Nice, France.