YADOLLAHI, M. .; SADEGI, K. .; SHAHRAKI MOJAHED, B. Effect of spinal anesthesia with sufentanil on length of stages I and II of labor in singleton pregnant women: a randomized controlled trial. Universa Medicina, [S. l.], v. 42, n. 1, p. 94–100, 2023. DOI: 10.18051/UnivMed.2023.v42.94-100. Disponível em: https://univmed.org/ejurnal/index.php/medicina/article/view/1430. Acesso em: 14 jun. 2024.