AstraZeneca Says Its Covid-19 Vaccine Is Highly Effective | NBC Nightly News

The results published by Oxford University show 90 percent effectiveness, including participants in age groups most at risk. AstraZeneca’s vaccine is also significantly cheaper and is easier to store and transport.
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AstraZeneca Says Its Covid-19 Vaccine Is Highly Effective | NBC Nightly News

Видео AstraZeneca Says Its Covid-19 Vaccine Is Highly Effective | NBC Nightly News канала NBC News