life in progress

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path to herd immunity (model) At the time herd immunity is reached, roughly half of the immunity will be achieved through natural infection, and the other half will be achieved through vaccination… This translates to a final US COVID-19 death toll of roughly 500,000 (±100,000) reported deaths, or ~200,000 additional deaths since mid-December 2020. Statistics in the Pfizer Data – how good…

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