“Contribution of Regional Anaesthesia on Health Economics: Cost Effectiveness of Preemptive TAP Block in Laparoscopic Cholecystectomy”. Journal of the Bangladesh Society of Anaesthesiologists 33, no. 1 (January 31, 2020): 3–9. Accessed July 20, 2026. https://www.banglajol.info/index.php/JBSA/article/view/67475.