Could a polio vaccine stop the coronavirus pandemic?

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The COVID-19 pandemic has scientists considering a few less-conventional options while vaccines against SARS-CoV-2 are being developed. One option might be the oral polio vaccine. We chatted with one of the researchers proposing the idea — Robert Gallo, M.D. — to understand why a vaccine that hasn’t been used in the U.S. for two decades might provide short-term protection against this new coronavirus.


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