Maternal mortality: causes and prevention strategies. Research, Society and Development, [S. l.], v. 9, n. 5, p. e67953081, 2020. DOI: 10.33448/rsd-v9i5.3081. Disponível em: https://ojs34.rsdjournal.org/index.php/rsd/article/view/3081. Acesso em: 28 jun. 2025.