title: Pattern Breaks on the Surface ECG: Can We Anticipate a Long Day Ahead?
authors.affiliation: UCLA Cardiac Arrhythmia Center, David Geffen School of Medicine at UCLA, Los Angeles, California, USA.
authors.forename: Jason S
authors.initials: JS
authors.lastname: Bradfield
authors.affiliation: UCLA Cardiac Arrhythmia Center, David Geffen School of Medicine at UCLA, Los Angeles, California, USA.
authors.forename: Kalyanam
authors.initials: K
authors.lastname: Shivkumar
mesh_terms: D001145:Arrhythmias, Cardiac; D017115:Catheter Ablation; D004562:Electrocardiography; D006801:Humans
keywords: electrocardiogram; left ventricular summit; pattern; premature ventricular contraction; vector; ventricular tachycardia