Sequence of major events in a virus pandemic
 
This article documents the chronology of the response to the COVID-19 pandemic in January 2022, which originated in Wuhan, China in December 2019. Some developments may become known or fully understood only in retrospect. Reporting on this pandemic began in December 2019.
Reactions and measures in South, East and Southeast Asia.
4 January.
The Chinese city of Yuzhou has entered into a lockdown following the discovery of three asymptomatic cases.
References.
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