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dec 31, 2019 - Dec 31, Wuhan Health Commission informs the public about 27 cases of a new pneumonia with unknown causes. It says "no clear evidence of human-to-human transmission".

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Source: http://wjw.wuhan.gov.cn/front/web/showDetail/2019123108989

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Covid-19 timeline - early development

ByChenchen Zhang
29 Mar 2020
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9519

Date:

dec 31, 2019
Now
~ 5 years and 4 months ago
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