domingo, 27 de septiembre de 2020

A trial is needed to determine which Covid-19 vaccines work best - STAT

A trial is needed to determine which Covid-19 vaccines work best - STAT

First Opinion

We can’t tackle the pandemic without figuring out which Covid-19 vaccines work the best

By PETER B. BACH


ADOBE
With several Covid-19 vaccines in hand, we will need to a trial to know which are most effective at preventing the disease, or safest.

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