title: A Rhythm with Alternating QRS Complexes: What is the Mechanism?
authors: Cardiac Arrhythmia and Electrophysiology Unit, Department of Cardiology, Hospital Virgen de la Salud, Toledo, Spain.
authors: Finn
authors: F
authors: Akerström
authors: Cardiac Arrhythmia and Electrophysiology Unit, Department of Cardiology, Hospital Virgen de la Salud, Toledo, Spain.
authors: Marta
authors: M
authors: Pachón
authors: Cardiac Arrhythmia and Electrophysiology Unit, Department of Cardiology, Hospital Virgen de la Salud, Toledo, Spain.
authors: Sebastián
authors: S
authors: Giacoman-Hernández
authors: Cardiac Arrhythmia and Electrophysiology Unit, Department of Cardiology, Hospital Virgen de la Salud, Toledo, Spain.
authors: Alberto
authors: A
authors: Puchol
authors: Cardiac Arrhythmia and Electrophysiology Unit, Department of Cardiology, Hospital Virgen de la Salud, Toledo, Spain.
authors: Luis
authors: L
authors: Rodríguez-Padial
authors: Cardiac Arrhythmia and Electrophysiology Unit, Department of Cardiology, Hospital Virgen de la Salud, Toledo, Spain.
authors: Miguel A
authors: MA
authors: Arias
mesh_terms: D001919:Bradycardia / Q000473:pathology; D017115:Catheter Ablation; D004562:Electrocardiography; D006801:Humans; D008297:Male; D008875:Middle Aged; D017180:Tachycardia, Ventricular / Q000473:pathology* / Q000601:surgery
keywords: catheter ablation; ischemic cardiomyopathy; premature ventricular beats; ventricular tachycardia