title: Key requirements for a new era of emergency department operations research.
authors.forename: Brent R
authors.initials: BR
authors.lastname: Asplin
authors.forename: Donald M
authors.initials: DM
authors.lastname: Yealy
mesh_terms: D002985:Clinical Protocols / Q000592:standards; D004636:Emergency Service, Hospital / Q000592:standards; D006302:Health Services Research / Q000592:standards; D006801:Humans; D057216:Propensity Score; D014218:Triage / Q000592:standards