title: [Outbreak of intestinal infectious diseases due to contamination of two-time pressure water supply with sewage].
abstract: Two outbreaks of intestinal infectious disease occurred due to contaminations of Two-time pressure water supply at Hai-zhou and Tai-ping districts in 1985 and 1986. There were 659 cases, the incidence rate was 55%. The cause of contamination was that the underground water storage tanks were contaminated by domestic sewage, which back-flowed into the tanks through an overflow pipe, connecting the tank with observation well of the sewage system.
authors: S Y
authors: SY
authors: Liu
mesh_terms: D002681:China; D015331:Cohort Studies; D004196:Disease Outbreaks; D004405:Dysentery, Bacillary / Q000453:epidemiology*; D004751:Enteritis / Q000453:epidemiology*; D005260:Female; D006801:Humans; D008297:Male; D014876:Water Pollution; D014881:Water Supply