Senanika, H.W.D.; Wijesekara, W.A.T.S.; Nadeeshani, L.D.K.; Lakmali, A.W.L.; Kumari, L.Y.S.S.; De Silva, B. S. S.(2nd Global Public Health Conference 2019, 2019)
Rajapaksha, R.A.I.P.M.I.; Madurasinghe, C.K.; Senevirathna, D.M.S.C.; Darshani, I.L.; Kumari, L.Y.S.S.; De Silva, B. S. S.(World Conference on Child and Youth 2019, 2019)