title: Waterborne outbreak of gastroenteritis associated with a contaminated municipal water supply, Walkerton, Ontario, May-June 2000.
mesh_terms: D000293:Adolescent; D000328:Adult; D017677:Age Distribution; D000368:Aged; D000369:Aged, 80 and over; D002648:Child; D002675:Child, Preschool; D004196:Disease Outbreaks; D004326:Drinking; D005260:Female; D005759:Gastroenteritis / Q000453:epidemiology* / Q000209:etiology; D006801:Humans; D015994:Incidence; D008297:Male; D008875:Middle Aged; D009864:Ontario / Q000453:epidemiology; D017678:Sex Distribution; D014871:Water Microbiology; D014873:Water Pollutants / Q000009:adverse effects*; D014881:Water Supply / Q000032:analysis*
chemical_list: D014873:Water Pollutants