“Subarachnoid Block Versus General Anaesthesia for Laparoscopic Cholecystectomy-A Comparative Study”. Journal of Dhaka National Medical College & Hospital 21, no. 2 (September 30, 2015): 38–41. Accessed July 5, 2026. https://www.banglajol.info/index.php/JDNMCH/article/view/77904.