UGWU, R. O.; ENEH, A. U. Survey of Risk Factors During Pre- and Post-Conception Periods in Mothers of Babies with Structural Birth Defects Seen at a Tertiary Hospital in Nigeria . International Journal of Pediatrics and Child Health, [S. l.], v. 4, n. 1, p. 33–41, 2016. DOI: 10.12974/2311-8687.2016.04.01.5. Disponível em: https://savvysciencepublishers.com/index.php/ijpch/article/view/194. Acesso em: 15 mar. 2025.