Fig. 5

Kernel maps showing YFV infection density in Rio de Janeiro state, Brazil in 2015–2019. Areas covered by forests are also shown. a YFV infection density in NHP. b YFV infection density in humans. c YFV infection density in both NHP and humans. Rectangles d, e and f highlight three YFV infection clusters. Numbers indicate the regions of Rio de Janeiro: 1—Bahia da Ilha Grande, 2—Médio Paraíba, 3—Metropolitana I, 4—Centro-Sul, 5—Serrana, 6—Metroplotana II, 7—Baixada Litorânea, 8—Norte, 9—Noroeste