What We Know About the COVID-19 Vaccines

What are the key differences between the Pfizer, Moderna, and AstraZeneca vaccines? How will these products work in our bodies, and when will we have more information on their efficacy? In this episode of EagleTV, Dr. David Hussong provides a summary of what we currently know concerning the major COVID-19 vaccines which will soon be in distribution through FDA’s Emergency Use Authorization.