1. Hepatology and Internal Medicine Unit “Madonna del soccorso” General Hospital San Benedetto del Tronto Italy
2. T.A.R.G.I.D Gasthuisberg University Hospital, KULeuven Lueven Belgium
3. Internal Medicine Residency Program Università Politecnica delle Marche Ancona Italy
4. Clinical Nutrition Unit, Gastroenterology, Endocrinology Nephrology and Urology Department, Fondazione Policlinico A. Gemelli IRCCS Rome Italy
5. Institute of Medical Pathology Catholic University of the Sacred Heart Rome Italy
6. Department of Health Sciences University “Magna Græcia” Catanzaro Italy