title: Triage in cardiovascular emergency services: validity and usefulness of emergency severity index 4.
authors: Juan P
authors: JP
authors: Costabel
authors: Luciano
authors: L
authors: Battioni
authors: Noemí
authors: N
authors: Bazán
authors: Cristian
authors: C
authors: Chiappe
authors: Walter
authors: W
authors: Guardia
authors: Carmelo
authors: C
authors: Navarro
authors: Rosa
authors: R
authors: Ruiz Diaz
mesh_terms: D004630:Emergencies; D004632:Emergency Medical Services / Q000458:organization & administration*; D006801:Humans; D012720:Severity of Illness Index; D014218:Triage / Q000592:standards*