The world's largest vaccine maker, Serum Institute, says it may take until 2024 to get everyone a Covid-19 vaccine if the vaccine requires two doses. CNN's Athena Jones reports.
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Mon, 09/14/2020 - 3:19pm
The world's largest vaccine maker, Serum Institute, says it may take until 2024 to get everyone a Covid-19 vaccine if the vaccine requires two doses. CNN's Athena Jones reports.