HERRERA LEÓN, L.; MARTÍNEZ BARREIRO, L. A. The multiple pregnancy: is it really a factor of high obstetric risk?. Población y Salud en Mesoamérica, [S. l.], v. 6, n. 2, 2009. DOI: 10.15517/psm.v6i2.1600. Disponível em: https://revistas.ucr.ac.cr/index.php/psm/article/view/1600. Acesso em: 23 apr. 2024.