@sundarpichai: RT @NIHDirector: To help us get an better understanding of how much #COVID19 has spread undetected in the US, #NIH will study ~10K volunteers without a confirmed history of infection to see if they have SARS-CoV-2 antibodies in their system, indicating prior infection https://t.co/QWVzkJiVfn

http://twitter.com/sundarpichai

To help us get an better understanding of how much #COVID19 has spread undetected in the US, #NIH will study ~10K volunteers without a confirmed history of infection to see if they have SARS-CoV-2 antibodies in their system, indicating prior infection https://t.co/QWVzkJiVfn

— Francis S. Collins (@NIHDirector) April 10, 2020