Lipi, L. B., N. Begum, U. K. Alam, R. Jahan, M. M. Rahman, and R. Rumana. “Study on Role of Magnesium Sulphate As a Tocolytic Agent in Preventing Preterm Labour”. Journal of Dhaka Medical College, vol. 22, no. 2, Jan. 2015, pp. 179-84, doi:10.3329/jdmc.v22i2.21538.