“Effects of Preemptive Ketamine on Postoperative Analgesia After Total Abdominal Hysterectomy (TAH) under General Anaesthesia”. Journal of the Bangladesh Society of Anaesthesiologists 25, no. 1 (August 3, 2014): 3–8. Accessed June 29, 2026. https://banglajol.info/index.php/JBSA/article/view/60953.