1. Pharmacy Department, Addenbrooke’s Hospital, Cambridge University Hospitals NHS Foundation Trust, Addenbrooke’s Hospital Biomedical Campus, Hills Road, Cambridge CB2 0QQ, UK
2. Antimicrobial Resistance Programme, Public Health England, 61 Colindale Avenue, London NW9 5EQ, UK
3. National Aspergillosis Centre, University Hospital of South Manchester, The University of Manchester and Manchester Academic Health Science Centre, Manchester, UK
4. Bart’s Health NHS Trust and Blizard Institute, Queen Mary University of London, London, UK
5. National Infection Service, Public Health England, Public Health Laboratory London, London, UK
6. Royal Brompton Hospital & Harefield Hospitals NHS FT, Sydney Street, London SW3 6NP, UK
7. Healthcare Associated Infection and Antimicrobial Resistance Department, National Infection Service, Public Health England, 61 Colindale Avenue, London, UK
8. Pharmacy Department, Darent Valley Hospital, Dartford and Gravesham NHS Trust, Darenth Wood Road, Dartford, Kent DA2 8DA, UK
9. Pharmacy Department, Leeds Teaching Hospitals NHS Trust, Leeds, UK
10. Public Health England South West Laboratory, Myrtle Road, Kingsdown, Bristol BS2 8EL, UK
11. National Infection Service, Public Health England, Microbiology Laboratory, Addenbrook's Hospital, Cambridge University Hospitals NHS Foundation Trust, Cambridge, UK