Ransilige, K.R. Kavindya Rumeshi
(Department of Social Statistics, Faculty of Social Sciences, University of Kelaniya Sri Lanka, 2022)
In December 2019, the Coronavirus Disease 2019 (COVID-19) was first reported in Wuhan, Hubei Province in China. After COVID-19 was classified by world health organization (WHO), as a pandemic disease on March 11,2020 ...