RE: Why do you need a vaccine that has a 99.7% survival rate?
Because you don’t want to get badly sick even if you have a 99.7% chance of surviving.
RE: Why do you need a vaccine that has a 99.7% survival rate?
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Because you don’t want to get badly sick even if you have a 99.7% chance of surviving.
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What percentage of the population is getting badly sick from this?