Predictors of maternal mortality by COVID-19: an integrative review. Research, Society and Development, [S. l.], v. 10, n. 10, p. e435101018888, 2021. DOI: 10.33448/rsd-v10i10.18888. Disponível em: https://www.rsdjournal.org/rsd/article/view/18888. Acesso em: 13 dec. 2025.