title: Surveillance of Escherichia coli O157:H7--a necessity for the prevention of an emerging infectious disease.
authors.forename: E R
authors.initials: ER
authors.lastname: Alexander
mesh_terms: D002170:Canada / Q000453:epidemiology; D004927:Escherichia coli Infections / Q000453:epidemiology / Q000517:prevention & control*; D006801:Humans; D012606:Scotland / Q000453:epidemiology