Health
New study on delta variant reveals importance of receiving both vaccine shots, highlights challenges posed by mutations – The Washington Post
Virologists fear more dangerous variants are on the horizon without speedy global vaccination.

But the experiments found that fully vaccinated people with the recommended regimen of two shots of the Pfizer-BioNTech or AstraZeneca vaccine should retain significant protection against the delta variant. That echoes another report written by a collaboration…
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