SILAEN, S. The Presence of Pathogenic Bacteria in School Children’s Snack Food Samples in Medan City. Journal of Research in Science and Mathematics Education, [S. l.], v. 3, n. 2, p. 86–96, 2024. DOI: 10.56855/jrsme.v3i2.1058. Disponível em: https://journals.eduped.org/index.php/jrsme/article/view/1058. Acesso em: 27 jun. 2025.