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. 2021 Apr 1;26(13):2100333. doi: 10.2807/1560-7917.ES.2021.26.13.2100333

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This article is copyright of the authors or their affiliated institutions, 2021.

This is an open-access article distributed under the terms of the Creative Commons Attribution (CC BY 4.0) Licence. You may share and adapt the material, but must give appropriate credit to the source, provide a link to the licence, and indicate if changes were made.

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Schematic representation of clusters and chains of transmission of the SARS-CoV-2 B.1.351 variant, France, December 2020–January 2021 (n = 36 cases, 12 at-risk contacts)