What does COVID-19 vaccine effectiveness mean?
https://apnews.com/dcf5899b93349fc4efe6a87519589bb3
What does COVID-19 vaccine effectiveness mean?
It refers to the likelihood that a coronavirus shot will work in people.
https://apnews.com/dcf5899b93349fc4efe6a87519589bb3
What does COVID-19 vaccine effectiveness mean?
It refers to the likelihood that a coronavirus shot will work in people.