Topic: A new approach to a Covid-19 nasal vaccine shows early promise

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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.

https://www.cnn.com/2023/04/03/health/nasal-vaccine-sterilizing-immunity/index.html