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. 2021 Jul 30;304:198526. doi: 10.1016/j.virusres.2021.198526

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© 2021 Published by Elsevier B.V.

Since January 2020 Elsevier has created a COVID-19 resource centre with free information in English and Mandarin on the novel coronavirus COVID-19. The COVID-19 resource centre is hosted on Elsevier Connect, the company's public news and information website. Elsevier hereby grants permission to make all its COVID-19-related research that is available on the COVID-19 resource centre - including this research content - immediately available in PubMed Central and other publicly funded repositories, such as the WHO COVID database with rights for unrestricted research re-use and analyses in any form or by any means with acknowledgement of the original source. These permissions are granted for free by Elsevier for as long as the COVID-19 resource centre remains active.

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Fig 1 — Maximum-likelihood phylogenetic tree of 19471 SARS-CoV-2 genomes, created with fasttreeMP 2.1.11 and visualized with iTOL v4. Black triangles represent collapsed nodes of highly similar nodes (genomes). Each genome is colored coded by continent of origin.