fitriani, selvi, haposan sirait, and nurnisaa. “Factors Affecting Cases of Dengue Hemorrhagic Fever in Riau Province”. International Journal of Mathematics, Statistics, and Computing 2, no. 1 (February 1, 2024): 37–43. Accessed October 2, 2025. https://ejournal.corespub.com/index.php/ijmsc/article/view/66.