Sharma, C. S., Singh, M., Rautela, R. S., Kochhar, A., & Adlakha, N. (2019). Comparison of intraperitoneal and periportal bupivacaine and ropivacaine for postoperative pain relief in laparoscopic cholecystectomy: a randomized prospective study. Anaesthesia, Pain & Intensive Care, 350-354. Retrieved from https://mail.apicareonline.com/index.php/APIC/article/view/383