title: Response.
authors.affiliation: Gastrointestinal Diseases Research Unit, Queen's University, Kingston, Ontario, Canada.
authors.forename: Lawrence
authors.initials: L
authors.lastname: Hookey
authors.affiliation: Gastrointestinal Diseases Research Unit, Queen's University, Kingston, Ontario, Canada.
authors.forename: Jacob
authors.initials: J
authors.lastname: Louw
authors.affiliation: Gastrointestinal Diseases Research Unit, Queen's University, Kingston, Ontario, Canada.
authors.forename: Michelle
authors.initials: M
authors.lastname: Wiepjes
authors.affiliation: Gastrointestinal Diseases Research Unit, Queen's University, Kingston, Ontario, Canada.
authors.forename: Natalie
authors.initials: N
authors.lastname: Rubinger
authors.affiliation: Department of Gastroenterology and Hepatology, Spaarne Gasthuis, Hoofddorp, the Netherlands.
authors.forename: Stijn
authors.initials: S
authors.lastname: Van Weyenberg
authors.affiliation: Clinical Research Unit, Kingston General Hospital, Kingston, Ontario, Canada.
authors.forename: Andrew G
authors.initials: AG
authors.lastname: Day
authors.affiliation: Gastrointestinal Diseases Research Unit, Queen's University, Kingston, Ontario, Canada.
authors.forename: William
authors.initials: W
authors.lastname: Paterson