title: Response to Sellars et al.
authors.affiliation: Colorectal Surgery Unit, Department of General and Digestive Surgery, Hospital Universitario Vall d'Hebron, Universidad Autonoma de Barcelona, Barcelona, Spain. pippo.landi@gmail.com.
authors.forename: F
authors.identifier: 0000-0002-8836-6466
authors.initials: F
authors.lastname: Landi
authors.affiliation: Colorectal Surgery Unit, Department of General and Digestive Surgery, Hospital Universitario Vall d'Hebron, Universidad Autonoma de Barcelona, Barcelona, Spain.
authors.forename: E
authors.initials: E
authors.lastname: Espín Basany