Auricular fibrillation converted by quinidine after failure with direct current defibrillation.
D001281:Atrial Fibrillation / Q000628:therapy*; D004554:Electric Countershock / Q000009:adverse effects*; D006801:Humans; D008297:Male; D008875:Middle Aged; D011802:Quinidine / Q000627:therapeutic use*
D011802:Quinidine