A beef-associated outbreak of Salmonella Typhimurium DT104 in The Netherlands with implications for national and international policy. - Kivi M; Hofhuis A; Notermans DW; Wannet WJ; Heck ME; Van De Giessen AW; Van Duynhoven YT; Stenvers OF; Bosman A; Van Pelt W (Epidemiology & Infection, 2007)