title: "Please try harder".
authors.affiliation: PHI Air Medical, Santa Fe, NewMexico, USA. macevac@yahoo.com
authors.forename: Ed
authors.initials: E
authors.lastname: MacDonald
mesh_terms: D017732:Air Ambulances; D004632:Emergency Medical Services / Q000592:standards*; D006801:Humans; D009026:Mortality; D011361:Professional Competence; D014481:United States / Q000453:epidemiology