JUST IN: AstraZeneca Vaccine Found to Be 79% Effective in U.S. Clinical Trial, Surpassing Expectations

AstraZeneca’s vaccine was found 79% effective in preventing Covid-19 in a clinical trial in the United States, a number that defied expectations and prompted the company to announce it will apply for emergency authorization from the Food and Drug Administration. The trial found that the vaccine, which was developed with the University of Oxford, was […]