implantable cardioverter-defibrillator initial programmed parameters zone 2 ramp anti-tachycardia pacing number of attempts (#___)
implantable cardioverter-defibrillator initial programmed parameters zone 2 ramp anti-tachycardia pacing number of attempts (#___)
implantable cardioverter-defibrillator initial programmed parameters zone 2 ramp anti-tachycardia pacing number of attempts (#___)
implantable cardioverter-defibrillator initial programmed parameters zone 2 ramp anti-tachycardia pacing number of attempts (#___)