Emmelia, Emmelia, and Susy Adrianelly Simaremare. 2023. “Knowledge about Maintaining Dental and Oral Hygiene Before and After Counseling Using Flipchart Media for Class IV Students at SDN 060825 Medan Area District”. DHeJA: Dental Health Journal of Aceh 2 (2):41-44. https://doi.org/10.30867/dheja.v2i2.489.