RT Journal Article SR Electronic(1) A1 O’Brien, S A1 Smith, H YR 1999 T1 Outbreak of Vero cytotoxin producing Escherichia coli O157 infection in northern England: update JF Weekly releases (1997–2007) VO 3 IS 12 SP 1434 OP DO https://doi.org/10.2807/esw.03.12.01434-en UL https://www.eurosurveillance.org/content/10.2807/esw.03.12.01434-en