sakinah, P., and Y. L. . Siahaan. “Description of Grade V Students’ Knowledge of Chewing Fuji Apples Against Plaque Index at Ummi Aida Integrated Islamic Elementary School, Medan Tembung District”. DHeJA: Dental Health Journal of Aceh, vol. 2, no. 2, Dec. 2023, pp. 37-40, doi:10.30867/dheja.v2i2.488.