Johnson & Johnson Begins Large Trial of Its One-Shot Vaccine

Johnson & Johnson Begins Large Trial of Its One-Shot Vaccine
Johnson & Johnson Begins Large Trial of Its One-Shot Vaccine
Johnson & Johnson Begins Large Trial of Its One-Shot Vaccine

By BY CARL ZIMMER from NYT Health https://ift.tt/361SrCM
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September 23, 2020 at 05:36PM
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