Rusdy, Hendry, I. Isnandar, Indra Basar Siregar, and Rizkiani Cahya Putri Sinaga. 2022. “Association of Maternal Folic Acid Supplementation and Incidence of Non-Syndromic Cleft Lip and Palate”. Dental Journal 55 (2):76-80. https://doi.org/10.20473/j.djmkg.v55.i2.p76-80.