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abstractpubmed· Abstract 2017· item PMID:27618573
Reconstruction of Zika Virus Introduction in Brazil. We estimated the speed of Zika virus introduction in Brazil by using confirmed cases at the municipal level. Our models indicate a southward pattern of introduction starting from the northeastern coast and a pattern of movement toward the western border with an average speed of spread of 42 km/day or 15,367 km/year.