AVENDAÑO, O. El vacum extractum. Revista Peruana de Ginecología y Obstetricia, [S. l.], v. 12, n. 2, p. 190–193, 2015. DOI: 10.31403/rpgo.v12i1314. Disponível em: http://51.222.106.123/index.php/RPGO/article/view/1314. Acesso em: 18 jun. 2025.