HealthAn app to stop COVID-19?To view this video please enable JavaScript, and consider upgrading to a web browser that supports HTML5 videoHealth05/19/2020May 19, 2020Finding people who have contracted COVID-19 before they can spread the virus has become a priority for governments around the world. Scientists in South Africa are developing an app that helps track the contacts of people who have been infected.https://p.dw.com/p/3cRnZAdvertisement