Pfizer-BioNTech vaccine sharply reduces symptomatic Covid-19 in the real world, Israeli researchers say
Pfizer-BioNTech's Covid-19 vaccine appears to reduce symptomatic coronavirus infections by more than 90% in the real world, Israeli researchers said Sunday.
source https://www.cnn.com/2021/02/15/health/pfizer-biontech-covid-vaccine-reduces-infections-israel-study-intl/index.html
source https://www.cnn.com/2021/02/15/health/pfizer-biontech-covid-vaccine-reduces-infections-israel-study-intl/index.html
Pfizer-BioNTech vaccine sharply reduces symptomatic Covid-19 in the real world, Israeli researchers say
![Pfizer-BioNTech vaccine sharply reduces symptomatic Covid-19 in the real world, Israeli researchers say]()
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