New epidemiology estimates that 90% of US death could have been prevented by just acting 2 weeks earlier. The estimated number of deaths falls sharply with earlier interventions - th US delay cost thousands of lives. #COVID19 https://t.co/FdSfUp6cck pic.twitter.com/rpIntyyCww

— Eric Feigl-Ding (@DrEricDing) April 15, 2020