US / Google / Verily / Project Baseline
https://www.projectbaseline.com/study/covid-19/
https://www.youtube.com/watch?v=y54PJNfEy54
https://twitter.com/Google_Comms/status/1238574670686928906
https://www.justsecurity.org/69650/timeline-of-the-coronavirus-pandemic-and-u-s-response/ 
https://www.thejakartapost.com/life/2020/03/17/googles-verily-launches-digital-covid-19-screening-test-in-california.html
Novartis, Sanofi, Pfizer & Otsuka
https://www.lemonde.fr/economie/article/2019/05/22/google-veut-etablir-une-veritable-carte-de-la-sante-humaine_5465486_3234.html
https://bing.com/covid/
https://www.cdc.gov/coronavirus/2019-ncov/if-you-are-sick/steps-when-sick.html