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. 2021 Oct 1;17:100281. doi: 10.1016/j.lanwpc.2021.100281

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© 2021 The Author(s)

This is an open access article under the CC BY-NC-ND license (http://creativecommons.org/licenses/by-nc-nd/4.0/).

PMC Copyright notice

Community transmission of SARS-CoV-2 VOC B.1.351 in Hong Kong

Note. D, represent day of commencement of community transmission of SARS-CoV-2 VOC B.1.351. a) Case 1 and 2 were staying together as household contact & visiting many places in Hong Kong since 8 Apr 2021; diagnosis of COVID-19 on 17^th April & 18^th April 2021 respectively. b) Retrospectively recognized social gathering at home of case 8. c) Retrospectively recognized social gathering at home of case 9. d) Diagnosis of symptomatic case 3 and 4 activated contact tracing and mass testing to recognize case 5, 6, & 7 prospectively, and case 8, 9, 10, & 11 retrospectively.