Drawing a comparison between the three COVID-19 vaccines authorized in the U.S. is a bit difficult due to lack of head-to-head trails. Instead, let’s look at the some of the important characteristics of each vaccine.
Drawing a comparison between the three COVID-19 vaccines authorized in the U.S. is a bit difficult due to lack of head-to-head trails. Instead, let’s look at the some of the important characteristics of each vaccine.