CORRÍA MILÁN, Ivanis Idael; ÁLVAREZ PÉREZ, Rolando Javier. Advantages of ultrasonography-guided epidural block in obstetrical patients. Revista científica estudiantil 2 de Diciembre, [S. l.], v. 8, p. e585, 2025. Disponível em: https://revdosdic.sld.cu/index.php/revdosdic/article/view/577. Acesso em: 7 jul. 2025.