1. Department of General Medicine The Sydney Children's Hospitals Network Randwick and Westmead Sydney New South Wales Australia
2. Children's Hospital Westmead Clinical School, Discipline of Child and Adolescent Health The University of Sydney Faculty of Medicine and Health Sydney New South Wales Australia
3. Australian Red Cross Lifeblood Sydney New South Wales Australia
4. Transfusion Research Unit Monash University School of Public Health and Preventive Medicine Melbourne Victoria Australia
5. Department of Cardiology Boston Children's Hospital Boston Massachusetts United States
6. Department of Pediatrics Harvard Medical School Boston Massachusetts United States
7. Department of Pediatric Cardiology University of Montreal Montreal Quebec Canada
8. Infectious Disease Epidemiology Unit Monash University School of Public Health and Preventive Medicine Melbourne Victoria Australia
9. Infection and Immunity Theme Murdoch Children's Research Institute Melbourne Victoria Australia
10. School of Women's and Children's Health University of New South Wales Faculty of Medicine Sydney New South Wales Australia