Maternal mortality from puerperal infection in the state of Piauí: an epidemiological study. Research, Society and Development, [S. l.], v. 11, n. 11, p. e301111133678, 2022. DOI: 10.33448/rsd-v11i11.33678. Disponível em: https://rsdjournal.org/rsd/article/view/33678. Acesso em: 5 dec. 2025.