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

Niu, BD; Ji, SY; Zhao, S; Lei, H

Lei, H (通讯作者),Key Lab Intelligent Prevent Med Zhejiang Prov, Hangzhou, Zhejiang, Peoples R China.

CHINA CDC WEEKLY, 2023; 5 (18): 397

Abstract

What is already known about this topic? The first nationwide wave of coronavirus disease 2019 (COVID-19), driven by the Omicron variant, has largely s......

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