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Evidence and experts to help you understand today’s public health news—and what it means for tomorrow.

Mar 4, 2020

Dr. Josh Sharfstein interviews infectious disease epidemiologist Dr. Justin Lessler on the features of viruses that lead to worldwide contagion, how COVID-19 compares with the flu in terms of speed, and where the evidence now points for this novel coronavirus.

Dr. Justin Lessler is an Associate Professor in Epidemiology. Dr. Josh Sharfstein is the Vice Dean of the Johns Hopkins Bloomberg School of Public Health and former secretary of Maryland’s Department of Health.

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