Alshallwi, A. . (2019) “Effect of Intraperitoneal Instillation of Bupivacaine on the Pain Scores post operation of Laparoscopic Cholecystectomy”, Al-Mukhtar Journal of Sciences. Al Bayda, Libya, 34(1), pp. 56–62. doi: 10.54172/mjsc.v34i1.82.