Indrawati, A., Badira, M., & Muhammad, I. (2020). Factors Affecting the Maintenance of Dental and Oral Health in Children of Elementary School of Harapan 1 Class 3 in Sumber Mulyo Rejo District Madya Binjai City. Journal La Medihealtico, 1(5), 1-5. https://doi.org/10.37899/journallamedihealtico.v1i5.147