How do each of the leading COVID-19 vaccines differ?

Posted by on November 10, 2020 2:32 pm
Categories: US National Stories

The world finally received uplifting COVID-19 news this week when Pfizer announced its vaccine appears to be more than 90 percent effective — but there are plenty of other potential immunizations in the works, too. In fact, the US and other countries are hoping to have a variety to choose from once the vaccines win…