title: Observation units key to the future.
mesh_terms: D019090:Case Management; D002637:Chest Pain / Q000175:diagnosis; D004636:Emergency Service, Hospital / Q000191:economics / Q000458:organization & administration* / Q000639:trends; D005343:Fibrinolytic Agents / Q000592:standards / Q000627:therapeutic use; D006757:Hospital Units; D006801:Humans; D009203:Myocardial Infarction / Q000175:diagnosis; D019370:Observation; D017063:Outcome Assessment, Health Care; D010353:Patient Education as Topic; D017060:Patient Satisfaction; D014218:Triage; D014481:United States