ARMAND UGON, Víctor. The twilight sleep in those operated with local anesthesia. Cirugía del Uruguay, [S. l.], v. 3, n. 3, p. 53–58, 2019. Disponível em: https://replica-revista.scu.org.uy/index.php/cir_urug/article/view/171. Acesso em: 14 jun. 2026.