A new saliva-based test for Covid-19, co-developed by four institutions including Singapore General Hospital (SGH) and Duke-NUS Medical School, is said to be potentially game-changing as it uses antigen rapid test technology to diagnose the coronavirus.<br /><br />WATCH MORE: https://thestartv.com/c/news<br />SUBSCRIBE: https://cutt.ly/TheStar<br />LIKE: https://fb.com/TheStarOnline
