Sivalingam, V.2012-01-102012-01-101949The Ceylon Journal of Medical Science6(4)pp.184-185https://dl.nsf.gov.lk/handle/1/6898Medical SciencesFreshwater faunaParasitic diseasesHelminthsIndoplanorbis exustusMelanoides tuberculatusMelanoides scabraMedical R and DSome Ceylon fresh water snails and human schistosomesArticle