Two Companies Restart Virus Trials in U.S. After Safety Pauses
AstraZeneca and Johnson & Johnson have restarted their late-stage trials after finding that serious illnesses in a few volunteers appeared not to be related to the vaccines.
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Two Companies Restart Virus Trials in U.S. After Safety Pauses
AstraZeneca and Johnson & Johnson have restarted their late-stage trials after finding that serious illnesses in a few volunteers appeared not to be related to the vaccines.