title: Reply to Hjorthøj et al.
authors.affiliation: aDepartment of Medicine, Mercer University School of Medicine, Macon, Georgia bDivision of Gastroenterology, McLaren Northern Michigan, Petoskey, Michigan, USA.
authors.forename: Hemant
authors.initials: H
authors.lastname: Goyal
authors.forename: Umesh
authors.initials: U
authors.lastname: Singla
authors.forename: Elizabeth
authors.initials: E
authors.lastname: May