title: [What exactly is atrial fibrillation and how do we diagnose it?].
authors.forename: Francisco
authors.initials: F
authors.lastname: García-Cosío
mesh_terms: D001281:Atrial Fibrillation / Q000175:diagnosis* / Q000209:etiology / Q000503:physiopathology; D001282:Atrial Flutter / Q000175:diagnosis* / Q000209:etiology / Q000503:physiopathology; D003937:Diagnosis, Differential; D004562:Electrocardiography; D006801:Humans