JACC -- Sekiguchi et al. 45 (6): 887 Figure IG4

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Figure 4 Comparison of electrocardiograms between the pulmonary artery (PA) group and endocardial right ventricular outflow tract (RV-end-OT) group in terms of (A) aVL/aVR ratio of Q-wave amplitude, (B) lead I polarity, (C) precordial R-wave transitional zone, and (D) R/S ratio on lead V₂.