title: Reply.
authors.affiliation: Sunnybrooke Health Sciences Center, University of Toronto, Toronto, Ontario, Canada.
authors.forename: Lawrence R
authors.initials: LR
authors.lastname: Robinson
authors.affiliation: Natus Neurology, Middleton, Wisconsin, USA.
authors.forename: Michael
authors.initials: M
authors.lastname: Christie
authors.affiliation: Natus Neurology, Middleton, Wisconsin, USA.
authors.forename: Sanjeev
authors.initials: S
authors.lastname: Nandedkar