Vaccine trial

Johnson & Johnson Halts COVID-19 Vaccine Trial After Mystery Illness
It's the second time testing has been halted on vaccines because of an illness.
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Johnson & Johnson Begins Late-Stage Trials On Single-Dose Coronavirus Vaccine
The study will be one of the worlds largest coronavirus vaccine studies so far, testing the shot on some 60,000 volunteers.
By Associated Press

What Are The Coronavirus Vaccine Human Trials Actually Doing And What Is Involved?
Experts involved in the Oxford University Covid-19 vaccine trial and a participant explain how it works.
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FROM HUFFPOST U.K.