1. Department of Microbiology, Leeds General Infirmary, Old Medical School, Thoresby Place, Leeds LS1 3EX, UK
2. Department of Infection and Travel Medicine, St James's University Hospital, Beckett Street, Leeds LS9 7TF, UK
3. Leeds Institute of Biomedical and Clinical Sciences, University of Leeds, Old Medical School, Thoresby Place, Leeds LS1 3EX, UK
4. Department of Orthopaedics, Chapel Allerton Hospital, Chapeltown Rd, Leeds LS7 4SA, UK
5. Liverpool School of Tropical Medicine, Pembroke Place, Liverpool L3 5QA, UK
6. National Institute of Health Research Health Protection Research Unit in Emerging and Zoonotic Infections, Liverpool, UK
7. Tropical and Infectious Disease Unit, Royal Liverpool University Hospital, Prescot Street, Liverpool L7 8XP, UK