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There may be no immunity against #Covid19, new Wuhan study suggests

[PUBLISH.TWITTER]

There may be no immunity against #Covid19, new Wuhan study suggests https://t.co/rUvpKKNF0q
— SCMP News (@SCMPNews) June 18, 2020

Posted by: Fred 2020-06-18

http://www.rantburg.com/poparticle.php?ID=574637