Emmelia, E. and Simaremare, S. A. . (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), pp. 41–44. doi: 10.30867/dheja.v2i2.489.