DAS, T.; ROY, A.; BHAR, A. Effect of intra-peritoneal instillation of bupivacaine in laparoscopic cholecystectomy. International Journal of Clinical Trials, [S. l.], v. 10, n. 1, p. 21–25, 2022. DOI: 10.18203/2349-3259.ijct20223335. Disponível em: https://www.ijclinicaltrials.com/index.php/ijct/article/view/671. Acesso em: 5 oct. 2025.