title: ECG of the month. Ventricular bigeminal rhythm.
authors.forename: J I
authors.initials: JI
authors.lastname: Martinez-Lopez
mesh_terms: D000368:Aged; D001282:Atrial Flutter / Q000175:diagnosis*; D004562:Electrocardiography; D006801:Humans; D008297:Male; D010138:Pacemaker, Artificial