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Saturday, 08/28/2021 12:22:21 AM

Saturday, August 28, 2021 12:22:21 AM

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Previous Covid Prevents Delta Infection Better Than Pfizer Shot
By Michelle Fay Cortez


August 27, 2021, 12:38 AM CDT

People given both doses of the Pfizer-BioNTech vaccine were almost six-fold more likely to contract a delta infection and seven-fold more likely to have symptomatic disease than those who recovered.


https://www.bloomberg.com/news/articles/2021-08-27/previous-covid-prevents-delta-infection-better-than-pfizer-shot
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