title: Reply.
authors.affiliation: Department of Internal Medicine, Icahn School of Medicine at Mount Sinai, New York, New York.
authors.forename: Natasha
authors.initials: N
authors.lastname: Kamal
authors.affiliation: Department of Gastroenterology, Icahn School of Medicine at Mount Sinai, New York, New York.
authors.forename: Jean-Frederic
authors.initials: JF
authors.lastname: Colombel