Mixing Covid vaccines gives good protection, study suggests
Mixing Covid vaccines gives good protection, study suggests
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Any combination of Pfizer or AstraZeneca for first and second doses works, a study suggests.
Author --
June 28, 2021 at 08:01PM
https://ift.tt/eA8V8J
Any combination of Pfizer or AstraZeneca for first and second doses works, a study suggests.
Author --
June 28, 2021 at 08:01PM
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