[1]
B. Schaer, S. Frey, C. Sticherling, S. Osswald, T. Reichlin, and M. Kühne, “Persistent improvement of ejection fraction in patients with a cardiac resynchronisation therapy defibrillator correlates with fewer appropriate ICD interventions and lower mortality”, Swiss Med Wkly, vol. 146, no. 1314, p. w14300, Mar. 2016.