Nguyễn Thị, P. et al. (2026) “KNOWLEDGE AND PRACTICES OF ORAL CARE OF STUDENTS IN GRADE 4 AND 5 OF NGUYEN DU PRIMARY SCHOOL, HA DONG, HANOI IN 2025”, Thang Long Journal of Science: Applied Science, 1(A5). Available at: https://science.thanglong.edu.vn/index.php/vola/article/view/312 (Accessed: 8 May 2026).