2026. TOOTHBRUSHING KNOWLEDGE BEFORE AND AFTER HEALTH EDUCATION USING DENTAL PHANTOM AND AUDIOVISUAL MEDIA AMONG STUDENTS AGED 10–12 YEARS AT SDN 25 GADUT, AGAM REGENCY. Proceedings OPTIMAL. 4, 1 (Oct. 2026). DOI:https://doi.org/10.5281/vn3xxh77.