title: Listeriosis: new problems with an old pathogen.
authors.affiliation: Department of Microbiology, Old Medical School, Leeds.
authors.forename: K G
authors.initials: KG
authors.lastname: Kerr
authors.forename: R W
authors.initials: RW
authors.lastname: Lacey
mesh_terms: D005506:Food Contamination / Q000517:prevention & control*; D006801:Humans; D008089:Listeria monocytogenes; D008088:Listeriosis / Q000453:epidemiology*