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. 2021 Jun 24;12(3):139–148. doi: 10.24171/j.phrp.2021.0037

Fig. 1.

Fig. 1.

Geographic distribution and time trend of severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) B.1.1.7 cases by whole genome sequencing in England. (A) SARS-CoV-2 B.1.1.7 cases per 100 sequences in England by local authorities from September 20, 2020 to January 4, 2021 (extracted from Chand et al. [9]). (B) Nine regions in England (map downloaded from Wikipedia). (C) Local authorities of identifying SARS-CoV-2 B.1.1.7 cases in England from October 1 to December 5, 2020 (extracted from Volz et al. [12]). LTLA, lower tier local authority; VOC, variant of concern.