How Effective is the Johnson & Johnson Vaccine?

The FDA recently issued an emergency use authorization for a third vaccine developed by Johnson & Johnson. You may be wondering how effective is this vaccine? What makes the Johnson & Johnson vaccine different from the Pfizer and Moderna vaccines? Is it safe?

Dan Barouch is the Director of the Center for Virology and Vaccine Research at Beth Israel Deaconess Medical Center and whose team helped develop this vaccine. Dr. Barouch joined Covid Conversations to answer the question: How effective is the Johnson and Johnson vaccine?

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