Affiliation: | 1. Public Health England Food Water and Environmental Microbiology Services, National Infection Service, London, UK;2. Institute of Infection and Global Health, University of Liverpool, Liverpool, UK;3. Public Health England Food Water and Environmental Microbiology Laboratory York, National Infection Service, York, UK;4. Public Health England Statistics, Modelling and Economics Department, National Infection Service, London, UK;5. Public Health England Gastrointestinal Bacteria Reference Unit, National Infection Service, London, UK;6. Public Health England Food Water and Environmental Microbiology Laboratory London, National Infection Service, London, UK;7. Public Health England Food Water and Environmental Microbiology Laboratory Porton, National Infection Service, Salisbury, UK;8. Public Health England, Gastrointestinal Infections Department, National Infection Service, London, UK |