title: The authors reply.
authors.forename: Waleed
authors.initials: W
authors.lastname: Alhazzani
authors.forename: Orla
authors.initials: O
authors.lastname: Smith
authors.forename: John
authors.initials: J
authors.lastname: Muscedere
authors.forename: James
authors.initials: J
authors.lastname: Medd
authors.forename: Deborah J
authors.initials: DJ
authors.lastname: Cook
mesh_terms: D006801:Humans; D007362:Intensive Care Units; D053717:Pneumonia, Ventilator-Associated / Q000517:prevention & control*; D014099:Toothbrushing