1. Infection Control Office, F Floor, West Block, Nottingham University Hospitals NHS Trust, Queens Medical Centre Campus, Nottingham NG7 2UH
2. Room B59a, Faculty of Medicine and Human Sciences, University of Nottingham, Queen's Medical Centre, Nottingham NG7 2UH
3. Lecturer, Room B59b, Faculty of Medicine and Human Sciences, University of Nottingham, Queen's Medical Centre, Nottingham NG7 2UH