Incidence of preterm birth in pregnant women with COVID-19: an integrative review. Research, Society and Development, [S. l.], v. 10, n. 12, p. e517101220762, 2021. DOI: 10.33448/rsd-v10i12.20762. Disponível em: https://www.rsdjournal.org/rsd/article/view/20762. Acesso em: 5 dec. 2025.