Concealed conduction during atrial fibrillation.
D000328:Adult; D000818:Animals; D001281:Atrial Fibrillation / Q000503:physiopathology*; D006328:Cardiac Catheterization; D004285:Dogs; D004558:Electric Stimulation; D004562:Electrocardiography; D006329:Heart Conduction System / Q000503:physiopathology*; D006352:Heart Ventricles / Q000503:physiopathology*; D006801:Humans; D008875:Middle Aged; D013610:Tachycardia / Q000503:physiopathology