1. Centre for Molecular Epidemiology and Translational Research, Institute for Global Health, University College London, London, UK
2. National Institute for Health Research Health Protection Research Unit (NIHR HPRU) in Blood Borne and Sexually Transmitted Infections, London, UK
3. National Infection Service, Public Health England, London, UK
4. National Institute for Health Research Health Protection Research Unit (NIHR HPRU) in Gastrointestinal Infections, Liverpool, UK
5. Department of Pathogen Molecular Biology, London School of Hygiene and Tropical Medicine, London, UK
6. Parasites and Microbes, Wellcome Trust Sanger Institute, Hinxton, UK