Sci Show: The natural immune protection that develops after a SARS-CoV-2 infection offers considerably more of a shield against the Delta variant of the pandemic coronavirus than two doses of the Pfizer-BioNTech vaccine, but the combination of both creates an even stronger defense.

Wednesday, September 15, 2021

The natural immune protection that develops after a SARS-CoV-2 infection offers considerably more of a shield against the Delta variant of the pandemic coronavirus than two doses of the Pfizer-BioNTech vaccine, but the combination of both creates an even stronger defense.

https://ift.tt/3C5daCm via /r/science https://ift.tt/3zalLl9

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