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Genotyping of CHIKV strains (n = 5) identified in Paraná, Brazil, during 2016 and 2017. Neighbor-joining method (A) and maximum likelihood (B), both K2 parameters model, bootstrap of 1,000 replications. The CHIKV sequences analyzed were named CHIKV_E1_amostra1 to CHIKV_E1_amostra5, and they are represented by black circles
