Ho, Gordon Rotors exhibit greater surface ECG variation during ventricular fibrillation than focal sources due to wavebreak, secondary rotors, and meander. [electronic resource] - Journal of cardiovascular electrophysiology Oct 2017 - 1158-1166 p. digital Publication Type: Journal Article ISSN: 1540-8167 Standard No.: 10.1111/jce.13283 doi Subjects--Topical Terms: AgedCatheter AblationCathetersComputer SimulationElectrophysiologic Techniques, CardiacElectrophysiological PhenomenaFemaleHeart Ventricles--physiopathologyHumansMaleMiddle AgedModels, BiologicalVentricular Fibrillation--diagnosis