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David Harker

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  • 4 Jun 2020
    David Harker

    Uncertainty in a Pandemic

    So much about COVID-19 seems uncertain. When will a vaccine be widely available and how many will refuse it? What’s the infection fatality rate? To what extent are we undercounting, or over-counting, the number of infections and deaths? Can the virus spread from contaminated surfaces? How risky is it to use public transportation or go […]

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