Intravenous Metoprolol Versus Intravenous Amiodarone in the Prevention of Atrial Fibrillation After Cardiac Surgery [clinicaltrials:NCT00784316]

Intravenous Metoprolol Versus Intravenous Amiodarone in the Prevention of Atrial Fibrillation After Cardiac Surgery [clinicaltrials:NCT00784316]