Masood, Somer, Syed Javed Gardezi, Usman Haider, Akbar Ansari, and Zainab Zubair. 2023. “Effect of Intraperitoneal Instillation of Bupivacaine Injection in Terms of Post-Operative Pain and Duration of Hospital Stay in Patients Undergoing Laparoscopic Cholecystectomy”. Esculapio Journal of SIMS 10 (1). Pakistan:35-38. https://doi.org/10.51273/esc14.71017.