title: The authors reply.
authors.affiliation: Department of Pediatrics, Oulu University Hospital, Oulu, Finland;Department of Anesthesiology, Helsinki University Hospital, Helsinki, Finland;Department of Pediatrics, Turku University Hospital, Turku, Finland;Division of Intensive Care, Department of Anesthesiology, University of Oulu and the Medical Research Center Oulu, Oulu, Finland.
authors.forename: Outi
authors.initials: O
authors.lastname: Peltoniemi
authors.forename: Paula
authors.initials: P
authors.lastname: Rautiainen
authors.forename: Janne
authors.initials: J
authors.lastname: Kataja
authors.forename: Tero
authors.initials: T
authors.lastname: Ala-Kokko