title: Helicopter crashes and probability.
authors.forename: John
authors.initials: J
authors.lastname: Desnoyers
mesh_terms: D000060:Accidents, Aviation / Q000401:mortality* / Q000706:statistics & numerical data; D017732:Air Ambulances / Q000706:statistics & numerical data*; D006801:Humans; D011336:Probability; D013997:Time Factors