title: Five emergency procedures that offer little value are listed in US study.
authors.affiliation: BMJ.
authors.forename: Zosia
authors.initials: Z
authors.lastname: Kmietowicz
mesh_terms: D004635:Emergency Medicine / Q000191:economics / Q000379:methods*; D004636:Emergency Service, Hospital; D017721:Hospital Costs / Q000639:trends*; D006801:Humans; D008279:Magnetic Resonance Imaging / Q000191:economics*; D014057:Tomography, X-Ray Computed / Q000191:economics*; D014481:United States