DWIASTUTI SAP, KRISTIANTO J. Dental Health E-Book Program to Improve Knowledge and Oral Hygiene for Elementary School Students. ICMAHS [Internet]. 2024 Feb. 14 [cited 2026 Feb. 28];1(1):403-15. Available from: https://ejournal.poltekkes-denpasar.ac.id/index.php/icmahs/article/view/3051