1 in 3 Americans had COVID-19 by end of 2020, study says
https://healthell.blogspot.com/2021/08/1-in-3-americans-had-covid-19-by-end-of.html
1 in 3 Americans had COVID-19 by end of 2020, study says

A new study estimates that nearly one-third of the U.S. population — 103 million Americans — may have contracted COVID-19 by the end of 2020, with only a fraction of those cases correctly reported in public health reports.