Jonathan P.Piccini et all in their study concluded thatof ...

Demircan C, Cikriklar HI, Engindeniz Z, et al. Comparison of the effectiveness of intravenous diltiazem and metoprolol in the management of rapid ventricular rate in atrial fibrillation [published correction appears in Emerg Med J. 2005 Oct;22(10):758]. ................
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