NEW—The coronavirus was in the US in mid-December 2019, a few weeks before it was officially identified in China, according to CDC analysis of blood donation samples. This also matches waste water analysis that found virus earlier in Europe.
#COVID19https://www.wsj.com/articles/covid-19-likely-in-u-s-in-mid-december-2019-cdc-scientists-report-11606782449 …
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Every study has limitations. But am I not allowed to tweet a major headline that multiple major outlets are reporting? Also a few months ago, I shared a CNN article that reported a JAMA paper. But it turned out it was the JAMA paper that had the error, which editors corrected.
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But at the time you also said I didn’t read the article, but which in fact I did. And it was indeed the JAMA article that had the error even though at the time you said it was me misreading it. I’m happy to always correct if there is an error of my own.
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I disagree. More information is always better, especially from recognized experts, rather than anonymous Twitter accts.
Thanks. Twitter will use this to make your timeline better. UndoUndo
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Key—R0 also vastly underestimated if cases underreported.
BREAKING: The
by December 18, over two months before the first case was detected, a national study of waste water has found in Milan & Turin. Oct & Nov 2019 water samples negative.