Jonathan Disyon Manurung, et al. “The Effectiveness of Posters and Videos About Prevention of Dengue Hemorrhagic Fever (DHF) on Community Knowledge and Attitudes in The Working Area of Paal V Puskesmas Jambi”. International Journal of Medicine and Health, vol. 3, no. 4, Oct. 2024, pp. 01-17, doi:10.55606/ijmh.v3i4.4342.