title: Rethinking the three axes alignment theory for direct laryngoscopy.
authors.forename: H C
authors.initials: HC
authors.lastname: Chou
authors.forename: T L
authors.initials: TL
authors.lastname: Wu
mesh_terms: D006801:Humans; D007828:Laryngoscopy / Q000379:methods*; D007830:Larynx / Q000033:anatomy & histology* / Q000502:physiology