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“Swine flu” is an obsolete name. The official name for the virus that was briefly called “swine flu” is “H1N1pdm09”. H1N1pdm09 has a mortality rate of around 0.01-0.1%. That’s roughly 10- to 20-fold lower than COVID-19. Its R0 was estimated at between 1 and 2, which is roughly half the estimates for SARS-CoV-2 (the virus responsible for COVID-19]. A ...

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