Narmithajini, K.; Wathsala, K.M.G.G.K.; Keethaalayan, T.; Kumar, R.; Sivayokan, S.(Faculty of Medicine & Faculty of Allied Health Sciences, University of Jaffna, 2020)
Rukaiya, N.H.F.; Anojitha, S.; Apishalini, S.; Coonghe, P. A. D.; Ambalavanar, D.C.(Faculty of Medicine & Faculty of Allied Health Sciences, University of Jaffna, 2020)