title: 'Shocking' discrepancies.
authors.forename: Stavros I
authors.initials: SI
authors.lastname: Chrysostomakis
authors.forename: Panos E
authors.initials: PE
authors.lastname: Vardas
mesh_terms: D016757:Death, Sudden, Cardiac / Q000453:epidemiology* / Q000517:prevention & control*; D017147:Defibrillators, Implantable / Q000706:statistics & numerical data*; D005060:Europe / Q000453:epidemiology; D006801:Humans; D012042:Registries / Q000706:statistics & numerical data; D017180:Tachycardia, Ventricular / Q000453:epidemiology* / Q000628:therapy*