Chandradasa, M.; de Silva, S.; Rathnayake, L.C.; Kuruppuarachchi, C.S.; Kuruppuarachchi, K.A.L.A.(Postgraduate Institute of Medicine University of Colombo, 2020)
Hapangama, A.; de Silva, R.; Williams, S.S.; de Zoysa, P.T.; Wickremasinghe, R.R.; Kuruppuarachchi, K.A.L.A.; Ravindran, A.(Postgraduate Institute of Medicine University of Colombo, 2021)