title: The authors reply.
authors.affiliation: Amsterdam, the Netherlands.
authors.forename: Gijsbert D
authors.initials: GD
authors.lastname: Musters
authors.forename: Willem A
authors.initials: WA
authors.lastname: Bemelman
authors.forename: Pieter J
authors.initials: PJ
authors.lastname: Tanis
mesh_terms: D006801:Humans; D010502:Perineum / Q000601:surgery*; D012004:Rectal Neoplasms / Q000601:surgery*; D014945:Wound Healing