“A COMPARITIVE EVALUATION OF INTRAPERITONEAL SUBDIAPHRAGMATIC INSTILLATION OF LEVOBUPIVACAINE VERSUS ROPIVACAINE FOR SHOULDER TIP PAIN AFTER LAPAROSCOPIC CHOLECYSTECTOMY; A DOUBLE BLIND PLACEBO CONTROLLED STUDY”, ijmsdr, vol. 2, no. 4, Aug. 2018, Accessed: Oct. 06, 2026. [Online]. Available: https://www.ijmsdr.com/index.php/ijmsdr/article/view/104