268Normalization of QRS duration to left ventricular dimension improves patient selection for cardiac resynchronization therapy. (19th March 2018) - Zweerink, A; Friedman, D J; Klem, I; Vink, C; Biesbroek, P S; Hansen, S M; Kim, R J; Van Rossum, A C; Atwater, B D; Nijveldt, R; Allaart, C P