The big hole in America’s plan to fight Covid-19 variants

Vaccine makers are studying whether booster shots or revised vaccines will be needed to fight new strains — but they don't have an easy way to expand production.


0

Vaccine makers are studying whether booster shots or revised vaccines will be needed to fight new strains — but they don't have an easy way to expand production.


Like it? Share with your friends!

0
office

0 Comments

Your email address will not be published. Required fields are marked *

The big hole in America's plan to fight Covid-19 variants