9BORRIELLO G,LUCIBELLI M G,DE CARLO E,et al. Characterization of enterotoxigenic E. coli (ETEC) ,Shiga-toxin producing E. coli (STEC) and necrotoxigenic E. coli(NTEC) isolated from diarrhoeic Mediterranean wa- ter buffalo calves (Bubalus bubalis ) [J ]. Res Vet Sci, 2012,93 (1) :18 - 22.
10SALVARANI S ,TRAMUTA C ,NEBBIA P,et al. Occurrence and function- ality of cycle inhibiting factor, cytotoxic necrotising factors and cytolethal distending toxins in Escherichia coli isolated from calves and dogs in Italy [J]. Res Vet Sci,2012,92(3) :372 -377.
