Udayani, W.I.Uduwevidane, K.Uvais, A.L.Wanniarachchi, S.L.Warnakulasuriya, S.N.de Silva, N.R.2014-10-292014-10-291999The Ceylon Medical Journal. 1999; 44(4): pp.187-1880009-0875 (Print)http://repository.kln.ac.lk/handle/123456789/1399Indexed in MEDLINENo Abstract availableIntestinal Diseases, ParasiticHelminthiasisAnthelmintics-therapeutic useHelminthiasis-epidemiologyHelminthiasis-prevention and controlIntestinal Diseases, Parasitic-epidemiologyIntestinal Diseases, Parasitic-prevention and controlPrevalenceSanitation-statistics and numerical dataLetterParasitology