Ghodraty, M. R., M. M. Zamani, S. Jamili, A. Pournajafian, P. Salemi, B. Ghadrdoost, S. F. Parsa, A. Kholdebarin, M. Tashayoei, and A. Mougouee. “The Effects of Magnesium Sulfate Loading on Hemodynamic Parameters During Laparoscopic Cholecystectomy: Randomized Controlled Trial”. Archives of Anesthesiology and Critical Care, Vol. 3, no. 2, Apr. 2017, pp. 313-8,