title: Tracing Salmonella typhimurium infections.
mesh_terms: D006801:Humans; D010957:Plasmids; D012480:Salmonella Infections / Q000453:epidemiology* / Q000382:microbiology; D012483:Salmonella Phages / Q000145:classification / Q000235:genetics; D012486:Salmonella typhimurium / Q000235:genetics / Q000302:isolation & purification; D006113:United Kingdom