title: Response to To et al.
authors.affiliation: Nestlé Research Center, Lausanne, Switzerland.
authors.forename: Tiago
authors.initials: T
authors.lastname: Nunes
authors.affiliation: Hospital Clinico, IIS Aragón, CIBERehd, Zaragoza, Spain.
authors.forename: Fernando
authors.initials: F
authors.lastname: Gomollón
authors.affiliation: Hospital Clinic Barcelona, IDIBAPS, CIBERehd, Barcelona, Spain.
authors.forename: Julián
authors.initials: J
authors.lastname: Panés
authors.affiliation: Department of Digestive Diseases, Centro Medico Teknon, Barcelona, Spain.
authors.forename: Miquel
authors.initials: M
authors.lastname: Sans