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- AstraZeneca vaccine is 79% effective against symptomatic Covid-19, company says CNN
- AstraZeneca, once touted as a pandemic slayer, faces challenges The Washington Post
- AstraZeneca vaccine found to be 79% effective in U.S. trial, ‘no increased risk’ of blood clots CNBC
- Covid-19 Pandemic: Live Updates and News for March 22, 2021 Bloomberg
- Covid: AstraZeneca vaccine 79% effective with no increased blood clot risk – US trial The Guardian
- View Full Coverage on Google News
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