title: The role of the emergency department.
authors.forename: R
authors.initials: R
authors.lastname: Steinbrook
mesh_terms: D017047:Cost Sharing; D004636:Emergency Service, Hospital / Q000191:economics* / Q000706:statistics & numerical data*; D006279:Health Maintenance Organizations / Q000191:economics*; D017721:Hospital Costs; D006801:Humans; D012720:Severity of Illness Index; D014481:United States