“Effects of Port Site Bupivacaine Infiltration to Reduce Post Operative Pain in Laparoscopic Cholecystectomy: A Double Blind Randomized Controlled Trial”. Journal of Chittagong Medical College Teachers’ Association, vol. 28, no. 2, Feb. 2018, pp. 64-68, https://doi.org/10.3329/jcmcta.v28i2.62424.