Effects of upgrade versus de-novo cardiac resynchronization therapy on clinical response and long-term survival: Results form a large multicenter study
A novel algorithm increases effective left ventricular pacing during atrial fibrillation in patients undergoing cardiac resynchronization therapy: primary results of the randomized CRTee trial
Cardiac resynchronization therapy defibrillator at the end of battery life; is time to discuss the need to re-implant a device with defibrillator back-up in all patients?