title: [Prologue].
authors.affiliation: Hospital General Universitario Gregorio Marañón, Madrid, España.
authors.forename: Francisco
authors.initials: F
authors.lastname: de Paula Rodríguez Perera
mesh_terms: D004636:Emergency Service, Hospital / Q000458:organization & administration*; D006785:Hospitals, University / Q000458:organization & administration*; D006801:Humans; D054527:Mass Casualty Incidents / Q000401:mortality / Q000706:statistics & numerical data*; D013030:Spain / Q000453:epidemiology