title: Ontario hospital outbreak of Salmonella enteritidis infection--agriculture Canada trace-back investigation.
mesh_terms: D000383:Agriculture; D000818:Animals; D001434:Bacteriophage Typing; D003428:Cross Infection / Q000635:transmission*; D004531:Eggs / Q000382:microbiology*; D006801:Humans; D009864:Ontario; D011200:Poultry / Q000382:microbiology; D012478:Salmonella Food Poisoning / Q000635:transmission*; D012477:Salmonella enteritidis