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Fig. 1 | Human Genomics

Fig. 1

From: COVID-19 annual update: a narrative review

Fig. 1

Temporal appearance of the SARS-CoV-2 strains. (Left) Each dot represents a sequenced genome at a given time point. Connecting lines indicate the evolutionary relationship among strains. The labels indicate the emerging lineages (nomenclature from nexstrain.org). (Right) Frequencies of sequenced genomes across continents (modified from nextstrain.org)

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