title: Checklist culture. We need a safety system (and an operations manual).
authors.forename: Nicholas J
authors.initials: NJ
authors.lastname: Toff
mesh_terms: D001359:Aviation; D057189:Checklist / Q000706:statistics & numerical data*; D006801:Humans; D013514:Surgical Procedures, Operative / Q000592:standards*; D014944:World Health Organization