South Korea is using an app (1) to monitor patients quarantined at home. What app do they use? How do healthcare systems monitor them? What is the patient flow model?
(1) https://www.reuters.com/article/us-health-coronavirus-response-specialre/italy-and-south-korea-virus-outbreaks-reveal-disparity-in-deaths-and-tactics-idUSKBN20Z27P