R., H.; BEGUM, N. S. Assessing the knowledge on periconceptional use of folic acid among women visiting a tertiary care hospital in South India. International Journal of Reproduction, Contraception, Obstetrics and Gynecology, [S. l.], v. 11, n. 5, p. 1438–1442, 2022. DOI: 10.18203/2320-1770.ijrcog20221274. Disponível em: https://www.ijrcog.org/index.php/ijrcog/article/view/11403. Acesso em: 13 oct. 2025.