ISLAM, Md Shafiqul; ISLAM, Md Tajul; BHOWMICK, Dilip Kumar; HOSSAIN, Moinul; AKHTARUZZAMAN, AKM; RAHMAN, Shafiqur. Caudal tramadol bupivacaine combination for postoperative pain releif in subumbilical paediatric surgery. Journal of the Bangladesh Society of Anaesthesiologists, [S. l.], v. 23, n. 2, p. 42–46, 2014. DOI: 10.3329/jbsa.v23i2.18172. Disponível em: https://banglajol.info/index.php/JBSA/article/view/18172. Acesso em: 29 oct. 2025.