TY - JOUR T1 - Cardiac Resynchronisation Therapy: The Optimal QRS Duration Revisited AU - Katritsis, Demosthenes G DO - 10.15420/aer.2016.5.2.80 UR - https://doi.org/10.15420/aer.2016.5.2.80 JO - Arrhythmia & Electrophysiology Review 2016;5(2):80-1 Y1 - 2016 PB - Radcliffe Cardiology ER -