title: The Portuguese emergency medical system.
authors: Porto, Portugal. Electronic address: miguelpadilha@esenf.pt.
authors: José Miguel
authors: JM
authors: Padilha
authors: Porto, Portugal.
authors: Nelson
authors: N
authors: Coimbra
mesh_terms: D004632:Emergency Medical Services; D016529:Emergency Nursing; D006801:Humans; D009313:National Health Programs; D011174:Portugal