1. Clinical Medicine and Hepatology Unit Department of Internal Medicine and Geriatrics Campus Bio‐Medico University Rome Italy
2. Department of Molecular and Clinical Medicine Institute of Medicine Sahlgrenska Academy Wallenberg Laboratory University of Gothenburg Gothenburg Sweden
3. Internal Medicine Unit Department of Internal Medicine and Geriatrics Campus Bio‐Medico University Rome Italy
4. Clinical Lecturer of Internal Medicine Saint Camillus International University of Health and Medical Sciences Rome Italy
5. Bariatric Surgery Unit Campus Bio‐Medico University Rome Italy
6. Research Unit of Microscopic and Ultrastructural Anatomy Department of Medicine Campus Bio‐Medico University Rome Italy
7. Predictive Molecular Diagnostic Unit Department of Pathology Campus Bio‐Medico University Hospital Rome Italy
8. Department of Endocrinology and Diabetes Campus Bio‐Medico University Rome Italy
9. Research Unit of Pathology Campus Bio‐Medico University Rome Italy
10. Unit of Colon and Rectal Surgery Department of General Surgery Campus Bio‐Medico University Rome Italy
11. Department of Cardiology Sahlgrenska University Hospital Gothenburg Sweden
12. Clinical Nutrition Unit Department of Medical and Surgical Sciences University Magna Graecia Catanzaro Italy