title: Primary prevention ICDs: why replace them if they haven't been used?
authors.forename: Paul R
authors.initials: PR
authors.lastname: Roberts
mesh_terms: D016757:Death, Sudden, Cardiac / Q000517:prevention & control*; D017147:Defibrillators, Implantable; D005260:Female; D006801:Humans; D008297:Male; D011322:Primary Prevention / Q000379:methods*; D012042:Registries; D014693:Ventricular Fibrillation / Q000628:therapy*