title: Refining the classification of chest pain: a logical next step in the evaluation of patients for acute cardiac ischemia in the emergency department.
authors.forename: T J
authors.initials: TJ
authors.lastname: Ryan
mesh_terms: D000208:Acute Disease; D002637:Chest Pain / Q000209:etiology*; D003937:Diagnosis, Differential; D004636:Emergency Service, Hospital / Q000592:standards*; D006801:Humans; D017202:Myocardial Ischemia / Q000150:complications / Q000175:diagnosis*; D011237:Predictive Value of Tests