Rajapakshe, L.H.Galagedara, L.W.Najim, M.M.M.2014-11-122014-11-122008Tropical Agricultural Research, 20:p.313-325https://dl.nsf.gov.lk/handle/1/12122Health SciencesPussalla oya catchmentWater qualityWater pollutionDrinking waterCommunity involvementMicrobial contaminationColiformEscherichia coliHepatitis AMicrobial water quality variations in different water sources in teh Pussalla oya catchment and pollution contributions by communitiesA