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Fig. 1 | BMC Evolutionary Biology

Fig. 1

From: The origins of dengue and chikungunya viruses in Ecuador following increased migration from Venezuela and Colombia

Fig. 1

Study site location of A. Machala, Ecuador, showing locations of sequenced cases of DENV1 and DENV2, and the two introductions of Chikungunya (CHIKV-i-I, CHIKV-i-II); clinics are shown by ‘H’, with the central hospital on the same site as the central clinic location; and B. Machala (black arrow) on the coast of Ecuador, on the western coast of South America

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