ECG of the month. The plot thickens. Second-degree AV block and ventricular escape rhythm.
Martinez-Lopez
J I
JI
D001145:Arrhythmias, Cardiac / Q000175:diagnosis*; D004562:Electrocardiography; D006327:Heart Block / Q000175:diagnosis*; D006329:Heart Conduction System / Q000503:physiopathology*; D006801:Humans