Pfizer Shot Much Less Effective Against Delta, Israel Study Shows — Here's What You Need To Know About Variants And Vaccines...

Forbes | 2021-07-06 17:00 UTC

Data from Israel suggests two doses of the Pfizer shot are 64% effective at preventing symptomatic Covid-19 compared to around 95% in clinical trials.

By Anonymous Submission on 2021-07-06 19:34 UTC
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