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Coronavirus vaccine hope rises after a flurry of positive results
There are more than 160 coronavirus vaccines in development, and we don't yet know if any will work, but a string of promising results offers hope for the long run
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There are more than 160 coronavirus vaccines in development, and we don't yet know if any will work, but a string of promising results offers hope for the long run
Donated human lungs that are too damaged to use for transplant can be returned to a usable state by connecting them to a pig’s blood supply for 24 hours