title: The prevalence and severity of soil transmitted helminths in an urban slum community in Colombo.
mesh_terms: D000293:Adolescent; D000367:Age Factors; D002648:Child; D002675:Child, Preschool; D005260:Female; D006373:Helminthiasis / Q000453:epidemiology* / Q000635:transmission; D006801:Humans; D007223:Infant; D007231:Infant, Newborn; D008297:Male; D011203:Poverty; D011204:Poverty Areas; D012737:Sex Factors; D012987:Soil; D013188:Sri Lanka; D014505:Urban Population
chemical_list: D012987:Soil