2021-02-24, 12:20
Experts Answer the Biggest COVID Vaccine Questions
What does “95 percent effective” mean? Should you get vaccinated if you have had COVID? Is there a best vaccine?
-- Read more on ScientificAmerican.com
https://www.scientificamerican.com/artic...uestions1/
What does “95 percent effective” mean? Should you get vaccinated if you have had COVID? Is there a best vaccine?
-- Read more on ScientificAmerican.com
https://www.scientificamerican.com/artic...uestions1/