Comment on Does the new Johnson & Johnson COVID-19 vaccine stack up? Here's how it works

Knoxville News Sentinel, The Tennessean
Fri, 02/26/2021 - 3:45pm

Does the new Johnson & Johnson COVID-19 vaccine stack up? Here's how it works

There are major differences between this vaccine and the two from Pfizer and Moderna. Get to know this new adenovirus vector vaccine.