December 31 marks exactly a year since the World Health Organization first received reports of an unknown pneumonia-like illness spreading in Wuhan City, China. The virus, which would turn out to be ...
A study published in November 2020 analyzed SARS-CoV-2 antibodies in 2019 blood bank donations and found that the novel coronavirus may have been present in the U.S. weeks earlier than scientists ...
A research study run by the National Institutes of Health has turned up evidence of possible coronavirus infections in the United States as early as December 2019, weeks before the first documented ...
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