NPR News: Skepticism Greets Putin's Announcement Of Russian Coronavirus Vaccine

Skepticism Greets Putin's Announcement Of Russian Coronavirus Vaccine
It's the first country to approve a COVID-19 vaccine — but without Phase III trials to assess safety and effectiveness in the general population.

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Làm đẹp Blog 247 August 11, 2020 at 10:14PM
Category Health & Science