segunda-feira, 27 de julho de 2020

Coronavirus vaccine put to final test in US in thousands of volunteers #breakingnews #breaking #worldhealines

The world’s biggest COVID-19 vaccine study got underway Monday with the first of 30,000 planned volunteers helping to test shots created by the U.S. government—one of several candidates in the final stretch of the global vaccine race.

from https://ift.tt/3f3tXtu

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