title: Reply.
authors.affiliation: Gastroenterology Department, Sheba Medical Center and Sackler School of Medicine, Tel-Aviv University, Tel-Hashomer, Israel.
authors.forename: Alon
authors.initials: A
authors.lastname: Lang
authors.affiliation: Gastroenterology Department, Sheba Medical Center and Sackler School of Medicine, Tel-Aviv University, Tel-Hashomer, Israel.
authors.forename: Nir
authors.initials: N
authors.lastname: Salomon
authors.affiliation: Gastroenterology Department, Sheba Medical Center and Sackler School of Medicine, Tel-Aviv University, Tel-Hashomer, Israel.
authors.forename: Shomron
authors.initials: S
authors.lastname: Ben-Horin