What Do We Know About the Newest COVID-19 Strains?

There are new COVID-19 strains emerging around the world and making their way to the U.S. What do we know about them? How do viruses mutate? We discuss this topic with Daniel P. McQuillen, MD, FIDSA, FACP, Infectious Disease doctor at Lahey Hospital & Medical Center and president elect for the Infectious Diseases Society of America.

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