Anam, M. A., M. M. Rahman, M. A. Rahman, S. M. N. Huda, M. M. Rahaman, and M. M. I. Sina. “Volume Preload Versus Ephedrine Infusion for Prevention of Hypotension Due to Spinal Anesthesia for Cesarean Section”. Medicine Today, vol. 31, no. 1, Feb. 2019, pp. 39-41, doi:10.3329/medtoday.v31i1.40321.