Epidemiological profile of maternal deaths in a referral hospital for high-risk pregnancy. Rev Rene, Fortaleza, v. 16, n. 5, p. 714–721, 2015. DOI: 10.15253/2175-6783.2015000500013. Disponível em: https://periodicos.ufc.br/rene/article/view/2838. Acesso em: 8 fev. 2026.