Weraman, P., and A. M. Haryadi. “THE EFFECT OF FOLIC ACID SUPPLEMENTATION DURING EARLY PREGNANCY ON OROFACIAL CLEFT AMONG CHILDREN 6-24 MONTHS IN KUPANG CITY”. Epidemiological Journal of Indonesia, vol. 1, no. 1, Oct. 2022, pp. 1-5, https://journal.paei.or.id/eji/article/view/1.