Hervina, H., Sukrama, I.D.M. and Jawi, I.M. 2022. IMPLEMENTATION NUTRIGENOMIC OF VITAMIN D IN PERIODONTITIS. Journal of Vocational Health Studies. 6, 1 (Jul. 2022), 73–77. DOI:https://doi.org/10.20473/jvhs.V6.I1.2022.73-77.