1. Department of Microbiology, Oxford University Hospitals NHS Foundation Trust, Oxford, United Kingdom
2. Department of Microbiology, Royal North Shore Hospital, Sydney, Australia
3. Department of Medicine, Oxford University Hospitals NHS Foundation Trust, Oxford, United Kingdom
4. Department of Medicine, University of Southampton, Southampton, United Kingdom
5. Nuffield Orthopaedic Centre, Oxford University Hospitals NHS Foundation Trust, Oxford, United Kingdom
6. Nuffield Department of Medicine, University of Oxford, Oxford, United Kingdom