Study: One-third of Americans were infected with COVID by December 2020

103 million Americans got covid in 2020, 375,000 died, equals IFR (infection fatality rate) of about .36, i.e., death rate of <4/1000 infected. https://t.co/zX5KDdWfiI

— David Bernstein (@ProfDBernstein) August 27, 2021