“Biological, Physical, Social, and Environmental Factors Associated with Dengue Hemorrhagic Fever in Nganjuk, East Java” (2017) Journal of Epidemiology and Public Health, 2(2), pp. 93–105. Available at: https://jepublichealth.com/index.php/jepublichealth/article/view/38 (Accessed: 13 October 2025).