title: [The preoperative electrocardiogram: meaningless routine or essential tool?].
authors.forename: Eduardo
authors.initials: E
authors.lastname: Alegría Ezquerra
authors.forename: Eduardo
authors.initials: E
authors.lastname: Alegría Barrero
authors.forename: Ana
authors.initials: A
authors.lastname: Alegría Barrero
mesh_terms: D000465:Algorithms; D004562:Electrocardiography; D006801:Humans; D011300:Preoperative Care