Farlen, M. ., Yunita, L., Yuliana, F., Iswandari, N. D., & Widodo, H. (2026). Efficacy of the ABCDE health education poster in improving HIV prevention knowledge among coal mine workers. Health Sciences International Journal, 4(1), 69-83. https://doi.org/10.71357/hsij.v4i1.94