Fathima Maheesha, A. J.; Faham, M. A .A. M.
(Faculty of Applied Sciences, South Eastern University of Sri Lanka, Sammanthurai., 2022-11-15)
The world has been gripped by Corona pandemic since 2019. In Sri Lanka, the
first case of COVID-19 was reported late January 2020 and that was a Chinese
nationalist the first local case was identified in the second week ...