Isam.H Gaddaf Eldam, Ayman Salah Eldeen Abdelsalsm, Ibrahim Ahmed Ali Werfally, Gumma Almusmary, Awad M Alhasnony, and Osama H. Aldeeb, “Evaluation of The Effect of Using Magnesium Sulfate in Peribulbar Block for Cataract Surgery”, IJPDA, vol. 8, no. 1, pp. 5-11, Jan. 2020.