AstraZeneca: U.S. data shows vaccine effective for all adults

AstraZeneca: U.S. data shows vaccine effective for all adults

AstraZeneca: U.S. data shows vaccine effective for all adults LONDON — AstraZeneca reported Monday that its COVID-19 vaccine provided strong protection among all adults in a long-anticipated U.S. study, raising hopes that the findings could help rebuild public confidence in the beleaguered shot in other …..