1 INSERM, Centre for Research in Epidemiology and Population Health, U1018, Team 9, Institut Gustave Roussy, Université Paris Sud, Villejuif, France; Department of Gastroenterology, University Hospital of Bicêtre, Assistance Publique-Hôpitaux de Paris and Université Paris-Saclay, Le Kremlin Bicêtre, France.
2 INSERM, Centre for Research in Epidemiology and Population Health, U1018, Team 9, Institut Gustave Roussy, Université Paris Sud, Villejuif, France.