Estimated 28 million (at least) SARS-Cov2 infections in the U.S. Mar. 8-28, 2019, analyzing the CDC influenza-like illness surveillance database https://t.co/YQ1p1jN1oR, suggests true covid19 case-fatality ratio, based upon ~28K fatalities, = 0.1% pic.twitter.com/m4KBv1VLBg
— Andrew Bostom (@andrewbostom) April 15, 2020