One problem.
A society cannot have herd immunity to a Novel virus that no one has individual immunity to. That's why no country as of right now has herd immunity to the SARS COV-2 virus. That may change as more people are infected and recover but that is likely a year of 2 away.
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In response to this post by MaryWashGrad)
Posted: 04/23/2020 at 6:23PM