Novitarina, Elysabet. “ORAL HEALTH AND VITAMIN D IN ADULT: SYSTEMATIC REVIEW”. Journal of Advanced Research in Medical and Health Science (ISSN 2208-2425) 9, no. 1 (January 20, 2023): 20–25. Accessed November 24, 2024. https://jarmhs.com/MHS/index.php/mhs/article/view/111.