Iswandari H, Retnaningrum O. Dengue Hemorrhagic Fever (DHF) Surveillance Officer Performances in DHF Control Program in North Semarang District. IJGHR [Internet]. 28Aug.2022 [cited 24Aug.2026];4(3):467-72. Available from: http://jurnal.globalhealthsciencegroup.com/index.php/IJGHR/article/view/1198