title: RE-EXCITATION OF THE ATRIUM. "THE ECHO PHENOMENON".
mesh_terms: D000818:Animals; D001145:Arrhythmias, Cardiac; D001281:Atrial Fibrillation; D004285:Dogs; D004558:Electric Stimulation; D004594:Electrophysiology; D006325:Heart Atria; D006327:Heart Block; D006329:Heart Conduction System; D006801:Humans; D012106:Research; D014630:Vagus Nerve
keywords: ARRHYTHMIA; AURICULAR FIBRILLATION; DOGS; ELECTRIC STIMULATION; ELECTROPHYSIOLOGY; EXPERIMENTAL LAB STUDY; HEART BLOCK; HEART CONDUCTION SYSTEM; VAGUS NERVE