title: In Response.
authors.affiliation: Department of Anesthesia, Pain Management and Perioperative Medicine, Dalhousie University, Halifax, Nova Scotia, Canada, hung192@gmail.com Department of Anesthesiology and Pain Medicine, University of Alberta, Edmonton, Alberta, Canada.
authors.forename: Orlando
authors.initials: O
authors.lastname: Hung
authors.forename: J Adam
authors.initials: JA
authors.lastname: Law
authors.forename: Ian
authors.initials: I
authors.lastname: Morris
authors.forename: Michael
authors.initials: M
authors.lastname: Murphy