title: Less than a minute or two.
authors.forename: Loren F
authors.initials: LF
authors.lastname: Hiratzka
mesh_terms: D000208:Acute Disease; D000784:Aortic Dissection / Q000175:diagnosis* / Q000628:therapy*; D001014:Aortic Aneurysm / Q000175:diagnosis* / Q000628:therapy*; D002637:Chest Pain / Q000175:diagnosis / Q000628:therapy; D004632:Emergency Medical Services / Q000379:methods*; D006801:Humans; D013997:Time Factors