title: Do implantable cardioverter-defibrillators reduce the risk of death?
mesh_terms: D001145:Arrhythmias, Cardiac / Q000401:mortality* / Q000517:prevention & control*; D017147:Defibrillators, Implantable; D005260:Female; D006801:Humans; D008297:Male; D008875:Middle Aged; D040242:Risk Reduction Behavior; D014481:United States