ATRIOVENTRICULAR NODAL PARASYSTOLE.
D001145:Arrhythmias, Cardiac; D001281:Atrial Fibrillation; D004070:Digitalis; D004562:Electrocardiography; D005853:Geriatrics; D006327:Heart Block; D006801:Humans; D017574:Parasystole; D011802:Quinidine; D013610:Tachycardia; D014927:Wolff-Parkinson-White Syndrome
D011802:Quinidine
ARRHYTHMIA; AURICULAR FIBRILLATION; DIGITALIS; ELECTROCARDIOGRAPHY; GERIATRICS; HEART BLOCK; QUINIDINE; TACHYCARDIA; WOLFF-PARKINSON-WHITE SYNDROME