title: Salmonellas in sewage. A study in latent human infection.
mesh_terms: D006801:Humans; D012475:Salmonella / Q000145:classification / Q000302:isolation & purification*; D012480:Salmonella Infections / Q000453:epidemiology*; D012482:Salmonella paratyphi A / Q000302:isolation & purification; D012486:Salmonella typhimurium / Q000302:isolation & purification; D012703:Serotyping; D012722:Sewage; D014852:Wales
chemical_list: D012722:Sewage