ABBEY, M.; S. C., A.; U. S., O.; F. C. C., W.; B. O., A.; O. A., O.; N. M., I.; C. I., A. Maternal exposure to carbon monoxide in the first trimester (7-13+6 weeks) of pregnancy in the core Niger Delta. International Journal of Reproduction, Contraception, Obstetrics and Gynecology, [S. l.], v. 11, n. 7, p. 1839–1847, 2022. DOI: 10.18203/2320-1770.ijrcog20221571. Disponível em: https://www.ijrcog.org/index.php/ijrcog/article/view/11809. Acesso em: 4 dec. 2025.