Mahbub, S. ., S. . Akter, A. Z. A. . Quadir, L. . Aziz, K. M. Iqbal, and A. . Islam. “Effect of Oral Clonidine Premedication on Perioperative Hemodynamics, Sedation and Analgesia”. Journal of the Bangladesh Society of Anaesthesiologists, vol. 32, no. 2, July 2019, pp. 54-59, doi:10.3329/jbsa.v32i2.66858.