A new approach to a Covid-19 nasal vaccine shows early promise
Scientists in Germany say they've been able to make a nasal vaccine that can shut down a Covid-19 infection in the nose and throat, where the virus gets its first foothold in the body.
Scientists in Germany say they've been able to make a nasal vaccine that can shut down a Covid-19 infection in the nose and throat, where the virus gets its first foothold in the body.
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