Fig. 2
From: Mosquito-borne viral diseases in the Democratic Republic of the Congo: a review
Distribution of mosquito-borne virus occurrence in different territories in the DRC, 1917–2018. a Distribution of mosquito-borne virus occurrence before 1998. b Distribution of mosquito-borne virus occurrence in between 1998 and 2018. Key: black rhombus, West Nile virus; purple triangle, chikungunya virus; red cross, dengue virus; black star, Zika virus; black line, borders of territories