title: [Virulence of S. typhi and S. paratyphi cultures isolated from sewage and soil].
mesh_terms: D000818:Animals; D007928:Lethal Dose 50; D051379:Mice; D012475:Salmonella / Q000472:pathogenicity*; D012484:Salmonella paratyphi B / Q000302:isolation & purification / Q000472:pathogenicity*; D012485:Salmonella typhi / Q000302:isolation & purification / Q000472:pathogenicity*; D012722:Sewage / Q000032:analysis*; D012988:Soil Microbiology; D014774:Virulence
chemical_list: D012722:Sewage
vernacular_title: Virulentnost' kul'tur S. typhi i S. paratyphi, vydelennykh iz stochnykh vod i pochvy