ecg with paroxysm of atrial fibrillation and transient disturbances of intraventricular conduction

ambulance arrhythmia atrial attack blockade cardiology care complexes conductivity disease disturbance ecg electrocardiogram emergency fibrillation health heart illness intensive intraventricular line medical medicine millimeter palpitations paper paroxysm printing rhythm services supraventricular tachyarrhythmia tape therapy urgent