A. Ali, M. K. Hassan, M. Nuruzzaman, S. zzaman, M. Rahman, and R. Hoque, “Role of Magnesium Sulphate for Prevention of Postoperative Atrial Fibrillation in Patients Undergoing Open Heart Bypass (CABG) Surgery”, Univ. Heart J., vol. 8, no. 1, pp. 12–14, Aug. 2012.