Scientists from Israel’s Weizmann Institute and other organizations have developed a method for monitoring, identifying, and predicting the coronavirus’s spreading zones. It involves patients answering a one-minute questionnaire. 60,000 Israelis completed the form in just one week.
https://wis-wander.weizmann.ac.il/life-sciences/two-steps-ahead-coronavirus
https://www.medrxiv.org/content/10.1101/2020.03.19.20038844v1