1. 1Vaccine and Infectious Disease Division, Fred Hutchinson Cancer Center, Seattle, WA
2. 2National Centre for Infection in Cancer, Peter MacCallum Cancer Centre, Melbourne, VIC, Australia
3. 3Division of Infectious Diseases and Hospital Epidemiology, Basel University Hospital, Basel, Switzerland
4. 4Clinical Research Division, Fred Hutchinson Cancer Center, Seattle, WA
5. 5Division of Hematology, Department of Medicine, University of Washington, Seattle, WA
6. 6Pulmonary, Critical Care and Sleep Medicine, Department of Internal Medicine, University of Washington, Seattle, WA
7. 7Haematology Department, Royal North Shore Hospital, Sydney, NSW, Australia
8. 8Northern Blood Research Centre, Kolling Institute of Medical Research, The University of Sydney, Sydney, Australia
9. 9Centre for Infectious Diseases and Microbiology Laboratory Services, Institute of Clinical Pathology and Medical Research, New South Wales Health Pathology, Westmead Hospital, The University of Sydney, Sydney, NSW, Australia
10. 10National Health and Medical Research Council National Centre for Antimicrobial Stewardship at The Peter Doherty Institute for Infections and Immunity, Parkville, VIC, Australia
11. 11Centre for Medicine Use and Safety, Monash Institute of Pharmaceutical Sciences, Faculty of Pharmacy and Pharmaceutical Sciences, Monash University, Parkville, VIC, Australia
12. 12Pharmacy Department, Grampians Health, Ballarat, VIC, Australia
13. 13Department of Infectious Diseases, Peter MacCallum Cancer Centre, Melbourne, Australia
14. 14Sir Peter MacCallum Department of Oncology, University of Melbourne, Parkville, Australia
15. 15Division of Allergy & Infectious Diseases, University of Washington, Seattle, WA
16. 16Department of Laboratory Medicine & Pathology, University of Washington, Seattle, WA
17. 17Department of Epidemiology, University of Washington, Seattle, WA