title: In response.
authors.affiliation: Department of Anesthesiology and Critical Care Penn Heart and Vascular Center Department of Anesthesiology and Critical Care, Hospital of the University of Pennsylvania, Philadelphia, Pennsylvania. liur@uphs.upenn.edu.
authors.forename: Jonathan W
authors.initials: JW
authors.lastname: Tanner
authors.forename: David
authors.initials: D
authors.lastname: Lin
authors.forename: Renyu
authors.initials: R
authors.lastname: Liu
mesh_terms: D058109:Airway Management / Q000379:methods*; D005260:Female; D006801:Humans; D008297:Male; D012137:Respiratory System / Q000293:injuries*