SALSABILA, N. H. Distribution of Diphtheria Cases by Population Density and Access to Health Centers in East Java Province, 2022–2024. International Journal of Health Engineering and Technology, [S. l.], v. 5, n. 2, 2026. DOI: 10.55227/ijhet.v5i2.805. Disponível em: https://afdifaljournal.com/journal/index.php/ijhet/article/view/805. Acesso em: 3 jul. 2026.