Dayasiri, K.; Thadchanamoorthy, V.; Kankananarachchi, I.; Umasankar, N.; Dassanayake, S.; Gunasekara1, S.; Mettananda, S.
(BMJ, 2022)
Aims COVID-19 is one of the most devastating pandemics faced by humans during the 21st century. In compliance with the global effort to control and prevent COVID -19, most schools in Sri Lanka remained closed for approximately ...