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Artigo
Chikungunya virus outbreak in the Amazon region: replacement of the Asian genotype by an ECSA lineage
Background Since its first detection in the Caribbean in late 2013, chikungunya virus (CHIKV) has affected 51 countries in the Americas. The CHIKV epidemic in the Americas was caused by the CHIKV-Asian genotype. In August 2014, local transmission of the CHIKV-Asian genotype was detected in the Brazi...