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31 dez 2019 ano - 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".

Descrição:

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

Adicionado na linha do tempo:

Covid-19 timeline - early development

ByChenchen Zhang
29 mar 2020
1
0
9520

Data:

31 dez 2019 ano
Agora
~ 5 years and 4 months ago
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