Ahmad N, Isworo A, Indriani C. Epidemiology investigation of typhoid incidence in senior high school X in Magelang District. BKM-PHCM [Internet]. 2021Mar.27 [cited 2025Jun.8];37(03):85-0. Available from: https://journal.ugm.ac.id/v3/BKM/article/view/1718