Overall, the vaccine was 52% effective after the first dose and 95% effective after the second dose.
The post Pfizer’s COVID-19 vaccine starts to work just 10 days after 1st dose appeared first on Scout SEO- Melbourne Internet Marketing.
from Innovation and Digital Marketing https://www.livescience.com/pfizer-covid-19-vaccine-fda.html?utm_source=rss&utm_medium=rss
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