Sithamparapanan, K.; Kokulan, V.; Shafan, M.S.M.; Coonghe, P. A. D.; Kalamathy, M.(Faculty of Medicine & Faculty of Allied Health Sciences, University of Jaffna, 2020)
Hadgie, T.R.H.; Karunarathna, M.S.A.; Nilojan, M.; Murali, V.; Kumaran, S.; Aravinthan, N.(Faculty of Medicine & Faculty of Allied Health Sciences, University of Jaffna, 2020)