Aditya Prakash, Hirday Kumar, Pankaj Kumar. Intraperitoneal bupivacaine alone or with dexmedetomidine or tramadol or fentanyl for post operative analgesia following laparoscopic cholecystectomy: A comparative evaluation. Int. J. Heal. Clin. Res. [Internet]. 2021Sep.17 [cited 2025Dec.14];4(16):43-7. Available from: https://ijhcr.com/index.php/ijhcr/article/view/2589