摘要：On 3 September 2003 the Australian Salmon ella Reference Centre in Adelaide notifi ed the Commun-icable Disease Control Branch, Department of Human Servic es, South Australia, of four c ases of Salmonella Typhimurium phage type 4 infection. A fi f th c ase was notifi ed on 24 August and all cases had dates of onset between 16 and 19 August 2003
