NPR

COVID-19 Vaccine Trial Paused, Due To Illness In One Volunteer

A large study of a COVID-19 vaccine candidate has been put on hold after one of the volunteers became ill.

Drug maker AstraZeneca has announced that it is pausing its COVID-19 vaccine trial due to a "potentially unexplained illness" in one of the trial volunteers.

The vaccine was developed by the University of Oxford in partnership with Astra Zeneca. It's being studied

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