Scientists found antibodies in last year's blood bank donations. The coronavirus may have been present in the United States weeks earlier than scientists realized, according to new government research ...
A study of U.S blood donations has found the presence of COVID-19 antibodies from as early as December 2019, suggesting the new coronavirus was spreading around the world weeks before the first cases ...
Some results have been hidden because they may be inaccessible to you
Show inaccessible results
Feedback