FAHIM, F.; NISA, M. un. Contribution of Preterm Delivery to Perinatal Mortality. Journal of Postgraduate Medical Institute, [S. l.], v. 18, n. 2, 2011. Disponível em: https://jpmi.org.pk/index.php/jpmi/article/view/887. Acesso em: 28 apr. 2024.