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LV mass index (g/m2) 634%. 11033. 4117. 9936. Electrocardiographic . PVC QRS duration. PVC Coupling interval. Post-PVC Coupling interval. Ventricular tachycardia. Mean 24-hour PVC burden. LBBB morphology. Superiorly-directed axis. 16222. 48596. 1029327. 77 … ................
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