for-phone-onlyfor-tablet-portrait-upfor-tablet-landscape-upfor-desktop-upfor-wide-desktop-up

World

U.S. questions AstraZeneca's vaccine trial data

Posted

In a fresh setback for AstraZeneca a U.S. health agency is questioning the efficacy of data on its COVID-19 vaccine from a large scale trial in the United States. Emily Wither reports.

World

for-phone-onlyfor-tablet-portrait-upfor-tablet-landscape-upfor-desktop-upfor-wide-desktop-up