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31 dic 2019 año - 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".

Descripción:

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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31 dic 2019 año
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~ 5 years and 9 months ago
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