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In December 2020, research surveillance detected the B.1.1.7 lineage of severe acute respiratory syndrome coronavirus 2 in São Paulo, Brazil. Rapid genomic sequencing and phylogenetic analysis revealed 2 distinct introductions of the lineage. One patient reported no international travel. There may be more infections with this lineage in Brazil than reported.

Original publication




Journal article


Emerg Infect Dis

Publication Date





970 - 972


2019 novel coronavirus disease, Brazil, COVID-19, SARS-CoV-2, coronavirus disease, genomic, lineage B.1.1.7, respiratory infections, severe acute respiratory syndrome coronavirus 2, surveillance, transmission, viruses, zoonoses, Adult, Brazil, COVID-19, Female, Genome, Viral, Humans, Male, Phylogeny, SARS-CoV-2, Travel, Young Adult