Preliminary research from The Lancet indicates that two doses of the Pfizer coronavirus vaccine are 79% effective against the Delta variant, and the Oxford-AstraZeneca vaccine is 60% effective.
from New York Daily News https://ift.tt/3xpEsAO
Preliminary research from The Lancet indicates that two doses of the Pfizer coronavirus vaccine are 79% effective against the Delta variant, and the Oxford-AstraZeneca vaccine is 60% effective.
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