title: Can a model of graded difficulty in Laerdal SimMan exactly compare performances of direct and indirect laryngoscopes?
authors.forename: Fu-Shan
authors.initials: FS
authors.lastname: Xue
authors.forename: Qiang
authors.initials: Q
authors.lastname: Wang
authors.forename: Xu
authors.initials: X
authors.lastname: Liao
authors.forename: Yu-Jing
authors.initials: YJ
authors.lastname: Yuan
authors.forename: Jun
authors.initials: J
authors.lastname: Xiong
mesh_terms: D006801:Humans; D007442:Intubation, Intratracheal / Q000295:instrumentation*; D020704:Laryngoscopes; D007828:Laryngoscopy / Q000379:methods*; D008954:Models, Biological