title: The authors reply.
authors.affiliation: Department of Critical Care Medicine, University of Pittsburgh School of Medicine, Pittsburgh, PA, Safar Center for Resuscitation Research, University of Pittsburgh School of Medicine, Pittsburgh, PA;Department of Critical Care Medicine, University of Pittsburgh School of Medicine, Pittsburgh, PA, Department of Neurological Surgery, University of Pittsburgh School of Medicine, Pittsburgh, PA, Safar Center for Resuscitation Research, University of Pittsburgh School of Medicine, Pittsburgh, PA.
authors.forename: Nikki
authors.initials: N
authors.lastname: Miller Ferguson
authors.forename: Michael J
authors.initials: MJ
authors.lastname: Bell