Rahman, M. M., M. A. Anam, M. M. I. Sina, M. A. Rahman, M. N. Uddin, and M. M. Rahman. “Comparison of Haemodynamic Effects of Levobupivacaine and Bupivacaine in Sub-Arachnoid Block for Total Abdominal Hysterectomy”. Medicine Today, vol. 32, no. 1, Jan. 2020, pp. 29-32, doi:10.3329/medtoday.v32i1.44825.