1. Department of Hepato-Gastroenterology; University Lille Nord de France; CHRU Lille; Lille France
2. Department of Hepato-Gastroenterology; Amiens University Hospital; University Picardie Jules Verne; Amiens France
3. Department of Hepato-Gastroenterology; Nancy University Hospital; University de Lorraine; Vandoeuvre-les-Nancy France
4. Icahn School of Medicine at Mount Sinai; New York NY USA
5. Epidemiology Unit; EA 2694; EPIMAD Registry; University Lille Nord de France; CHRU Lille; Lille France