1. Alternation of left ventricular performance by left bundle branch block simulated with atrial ventricular pacing;Askenazi, J.; Alexander, J.H.; Koenigsberg, D.I.; Belic, N.; Lesch, M.;Am J Cardiol
2. The effects of pacing induced left bundle branch block on left ventricular systolic and diastolic performance;true;J'pn HeartnJ,1990
3. Mitral valve closure and left ventricular filling time in patients with VDD pacemakers. Assessment of the onset of left ventricular systole and the end of diastole;von Bibra H; A, Wirtzfeld; R, Hall; K, Ulm; H, Bloemer;Br Heartj,1986
4. Echocardiographic evaluation of septal motion in patients with artificial pacemakers: vectorcardiographic correlations;Am HeartJ,1977
5. Discrepancies in the measurement of isovolumic relaxation time: a study comparing M mode and Doppler echocardiography;Lee, C.H.; Vancheri, F.; Josen, M.S.; Gibson, D.G.;Br Heartj_,1990