What you need to know about the AstraZeneca, Moderna and Pfizer vaccines
As the two coronavirus vaccines near federal clearance, we answer your questions –– from when you should get vaccinated, to how they work and how they were made so quickly.
By Carolyn Y. Johnson and Aaron Steckelberg
In the third such announcement in as many weeks, AstraZeneca revealed Monday that its vaccine candidate, developed by Oxford University, is up to 90 percent effective in clinical trials. Pfizer and its German partner, BioNTech, and Moderna have each reported vaccines that are 95 percent effective in trials.
Continue Reading: washingtonpost.com
Source: Washington Post
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