Comparing the effects of three different doses of caudal ketamine plus bupivacaine on pain control after paediatric surgery. Biomedical Research and Therapy, [S. l.], v. 5, n. 8, p. 2572–2580, 2018. DOI: 10.15419/bmrat.v5i8.466. Disponível em: https://preservation.bmrat.org/index.php/BMRAT/article/view/466.. Acesso em: 15 nov. 2024.