title: New act compels EMS to define new roles.
authors: S
authors: S
authors: Hall
mesh_terms: D016223:Advance Directives / Q000331:legislation & jurisprudence*; D004632:Emergency Medical Services / Q000331:legislation & jurisprudence* / Q000458:organization & administration; D007882:Legislation, Hospital; D009937:Organizational Objectives; D014481:United States