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. 2019 Apr;16(4):362–377. doi: 10.11909/j.issn.1671-5411.2019.04.008

Figure 16. Representative 12-lead electrocardiograms of premature ventricular contractions originating from the posterolateral, anterior, and anteroseptal portions of the tricuspid annulus.

Figure 16.

Arrows indicate the second peak of the “notched” QRS complex in the limb leads, with permission from Tada H, et al.[32]