The health zones affected by the Ebola outbreak in North Kivu and Ituri provinces. (A) The location of the health zones affected by the ongoing Ebola outbreak in North Kivu and Ituri provinces. Five health zones most heavily affected by outbreak are Mabalako (green), Butembo and Katwa (orange), Beni (yellow), Mandima (teal), and Musienene (dark red). Isolated cases occurred in the health zones (gray) of Alimbongo, Biena, Bunia, Kalunguta, Kayna, Komanda, Kyondo, Lubero, Mangurujipa, Masereka, Mutwanga, Nyankunde, Oicha, Rwampara, Tchomia, and Vuhovi. (B) The weekly Ebola incidence in North Kivu and Ituri stratified by health zone. (C) The weekly Ebola incidence in the Mabalako (i), Mandima (ii), Beni (iii), Butembo and Katwa (iv), Musienene (v), and other affected health zones (vi) compared to the timeline of disruptive events (colored bars) and all local conflict events (colored dashed line) based on the incidence data reported by the WHO and the conflict events reported during the outbreak. Vaccination was initiated on August 12, 2018 (vertical black dashed line).