Surveillance of enterohaemorrhagic E. coli (EHEC) infections and haemolytic uraemic syndrome (HUS) in Europe Ammon, A and Fellows of the European Programme for Intervention Epidemiology Training (EPIET), Members of the National Public Health Institutes and Laboratories, Eurosurveillance, 2, 133 (1997), https://doi.org/10.2807/esm.02.12.00133-en