title: DIRECT CURRENT COUNTERSHOCK AND CARDIAC ARRHYTHMIAS.
mesh_terms: D001145:Arrhythmias, Cardiac; D001281:Atrial Fibrillation; D035843:Biomedical Research; D004071:Digitalis Glycosides; D004554:Electric Countershock; D004599:Electric Stimulation Therapy; D005853:Geriatrics; D006801:Humans; D011802:Quinidine; D013610:Tachycardia; D014693:Ventricular Fibrillation
chemical_list: D004071:Digitalis Glycosides; D011802:Quinidine
keywords: ARRHYTHMIA; AURICULAR FIBRILLATION; CLINICAL RESEARCH; DIGITALIS GLYCOSIDES; ELECTRIC COUNTERSHOCK; ELECTROTHERAPY; GERIATRICS; QUINIDINE; TACHYCARDIA; VENTRICULAR FIBRILLATION