Gamachchige, K.; Galhena, H.; Paranavithana, T.; Randeniya, T.; Rajendran, T.
(Faculty of Medicine, University of Kelaniya, Sri Lanka, 2021)
Introduction: COVID 19 is a highly infectious respiratory disease caused by novel coronavirus SARS-CoV-2. Since social distancing plays a major role in controlling the transmission, it is worthwhile to assess the influence ...