SHARIAT MOHARARI, R.; HADAVI, M.; POURFAKHR, P.; NAJAFI, A.; ETEZADI, F.; KHAJAVI, M. R. Evaluation of the Postoperative Analgesic Efficacy of Intraperitoneal Ketamine Compared with Bupivacaine in Laparoscopic Cholecystectomy. Archives of Anesthesiology and Critical Care, v. 2, n. 1, p. 146-149, 17 abr. 2016.