A vaccine that works is seen as a game-changer in the battle against the novel Coronavirus, which has killed more than 1.15 million people, shuttered swathes of the global economy, and turned normal life upside down for billions of people.
“It is encouraging to see immunogenicity responses were similar between older and younger adults and that reactogenicity was lower in older adults, where the COVID-19 disease severity is higher,” an AstraZeneca spokesman said.
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October 27 2020