1. NIHR Health Protection Research Unit, Healthcare Associated Infection and Antimicrobial Resistance, Imperial College London, Hammersmith Campus, London, UK
2. Pharmacy Department, Addenbrooke`s Hospital, Cambridge University Hospitals NHS Foundation Trust, Cambridge, UK
3. Centre for Medication Safety and Service Quality, Imperial College Healthcare NHS Trust, London, UK
4. NIHR Imperial Patient Safety Translational Research Centre, Imperial College London, London, UK
5. Department of Infectious Diseases, Imperial College Healthcare NHS Trust, London, UK
6. Public Health England, London, UK
7. Research Department of Practice and Policy, UCL School of Pharmacy, Mezzanine Floor, BMA House, Tavistock Square, London, UK