Little known fact: the 2009 H1N1 flu infected between 11 and 21% of the world's population. ~1,000,000,000 was the correct answerhttps://twitter.com/JeffLadish/status/1223414189621825536 …
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Thanks for playing everyone! Don't feel too bad if you got it wrong. I study biosecurity and I didn't remember this until I looked it up.
18:31 - 1. velj 2020.
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