Headline Details
Boston conference led to 333,000 Covid cases, genetic fingerprinting shows
Published on: Fri, 11 Dec 2020 19:20:26 UTCNews Agency: CNN
Description:
A biotech conference in Boston last February that's already been flagged as a Covid-19 superspreading event led to at least 333,000 other cases across the US and Europe, a new genetic fingerprinting study shows.
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