#DYK? Blood samples are tested to determine if someone may have had #COVID19, even if they didn’t have symptoms. Learn more about how CDC is working with commercial labs to see how many Americans have had COVID-19. https://t.co/xR3HeZaCmf https://t.co/OD9fGkv27I
- COVID-19 Update from the CDC – October 02 2020 18:10:03
- COVID-19 Update from the CDC – October 02 2020 18:15:38