When is the best time to use a Covid-19 rapid test kit? What should I do if the result is positive or negative?<br /><br />UKM Medical Centre Emergency Physician Assoc. Prof. Dr Tan Toh Leong explains all you need to know about Covid-19 self-test kits.<br /><br />WATCH MORE: https://thestartv.com/c/news<br />SUBSCRIBE: https://cutt.ly/TheStar<br />LIKE: https://fb.com/TheStarOnline
