A major U.K. trial looking at whether COVID-19 vaccines can be safely mixed has been expanded to include shots made by Moderna and Novavax, researchers announced on Wednesday.
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Wed, 04/14/2021 - 5:23am
A major U.K. trial looking at whether COVID-19 vaccines can be safely mixed has been expanded to include shots made by Moderna and Novavax, researchers announced on Wednesday.