https://www.infosrilanka.lk/health/covid-19/%e0%b6%ad%e0%b7%80%e0%b6%ad%e0%b7%8a-%e0%b6%b1%e0%b7%8f%e0%b7%80%e0%b7%94%e0%b6%9a-%e0%b7%84%e0%b6%b8%e0%b7%94%e0%b6%af%e0%b7%8f-%e0%b7%83%e0%b7%8f%e0%b6%b8%e0%b7%8f%e0%b6%a2%e0%b7%92%e0%b6%9a/