4Bielaszewska M, Mellmann A, Zhang W, et al. Charac- terisation of the Escherichia coli strain associated with an outbreak of haemolytic uracemic syndrome in Germany, 2011 : a microbiological study [ J ]. Lancet Infect Dis, 2011,3099 ( 11 ) : 70165-70167.
4Robert Koch Institute. Final presentation and evaluation of epidemio- logical findings in the EHEC Ol04: H4 Outbreak Germany 2011 [ EB/ OL]. http ://www. rki. de/EN/Home/EHEC_final report, html.
5Guh A, Phan Q, Nelson R, et al. Outbreak of Escherichia coli O157 associated with raw milk, Connecticut, 2008 [ J]. Clin Infect Dis, 2010, 51(12) :1411-1417.
6Matsell DG, White CT. An outbreak of diarrhea-associated childhood hemolytic uremic syndrome: the Walkerton epidemic [ J ]. Kidney Int Suppl, 2009,75(112) :S35-S37.
7SoderstromA, Osterberg P, Lindqvist A, et al. A large Escherichia coli 0157 outbreak in Sweden associated with locally produced lettuce [ J ]. Foodbome Pathog Dis, 2008, 5 (3) :339-349.
8Wendel AM, Johnson DH, Sharapov U, et al. Muhistate outbreak of Escherichia coli 0157: H7 infection associated with consumption of packaged spinach, August-September 2006 : the Wisconsin investiga- tion[J]. Clin Infect Dis, 2009, 48(8) :1079-1086.
9Tarr PI, Gordon CA, Chandler WL. Shiga-toxin-producing Escherich- ia coli and haemolytic uraemic syndrome [ J ]. Lancet, 2005, 365 (9464) : 1073-1086.
10Gould LH, Bopp C, Strockbine N, et al. Recommendations for diag- nosis of Shiga toxineproducing Escherichia coli infections by clinical laboratories[ J]. MMWR Morb Mortal Wkly Rep, 2009, 58 ( RR- 12) :1-14.