Figure 1From: Electrocardiogram features of premature ventricular contractions/ventricular tachycardia originating from the left ventricular outflow tract and the treatment outcome of radiofrequency catheter ablation Surface 12-lead ECG feature of PVC that originated from the left coronary sinus, and mapping of the activation sequence of the effective target site, the X-ray image, and the effective feature of response during ablation. Back to article page