How does the vaccine work?

By William Kauffman on January 13, 2021

Sources and more information:

https://www.bbc.com/news/health-55041371

https://www.who.int/news-room/feature-stories/detail/how-do-vaccines-work

https://www.cnbc.com/2021/01/28/why-mrna-vaccines-like-covid-vaccines-are-more-flexible-to-variants.html