Timing and Magnitude of the Second Wave of the COVID-19 Omicron Variant — 189 Countries and Territories, November 2021 to February 2023

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  • Beidi Niu, Shuyi Ji, Shi Zhao, Hao Lei. Timing and Magnitude of the Second Wave of the COVID-19 Omicron Variant — 189 Countries and Territories, November 2021 to February 2023J. China CDC Weekly, 2023, 5(18): 397-401. DOI: 10.46234/ccdcw2023.076
    Citation: Beidi Niu, Shuyi Ji, Shi Zhao, Hao Lei. Timing and Magnitude of the Second Wave of the COVID-19 Omicron Variant — 189 Countries and Territories, November 2021 to February 2023J. China CDC Weekly, 2023, 5(18): 397-401. DOI: 10.46234/ccdcw2023.076

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