User talk:2402:800:623C:787B:1D05:835F:C9B7:C510

March 2020
Please do not add or change content, as you did at 2020 coronavirus outbreak in Vietnam, without citing a reliable source. Please review the guidelines at Citing sources and take this opportunity to add references to the article. Thank you. Nguyen QuocTrung (talk) 10:21, 11 March 2020 (UTC)
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