title: Reply.
authors.affiliation: Hepato-Gastroenterology Department, Claude Huriez Hospital, University of Lille 2, Lille, France.
authors.forename: Benjamin
authors.initials: B
authors.lastname: Pariente
authors.affiliation: Hepato-Gastroenterology Department, Claude Huriez Hospital, University of Lille 2, Lille, France.
authors.forename: Pauline
authors.initials: P
authors.lastname: Wils
authors.affiliation: Hepato-Gastroenterology Department, Haut-Leveque Hospital, University of Bordeaux, Pessac, France.
authors.forename: David
authors.initials: D
authors.lastname: Laharie