title: Reply to Mendall.
authors.affiliation: *Nottingham Digestive Diseases Centre, Biomedical Research Unit, University of Nottingham, Nottingham, United Kingdom †Inflammatory Bowel Disease Clinic and Alberta IBD Consortium, University of Calgary, Calgary, AB, Canada.
authors.forename: G W
authors.initials: GW
authors.lastname: Moran
authors.forename: Subrata
authors.initials: S
authors.lastname: Ghosh
mesh_terms: D003424:Crohn Disease / Q000209:etiology*; D006801:Humans; D007249:Inflammation / Q000209:etiology*; D009765:Obesity / Q000150:complications*