1. School of Public Health and Community Medicine, University of New South Wales
2. Australian Red Cross Blood Service, Sydney, New South Wales
3. Sax Institute, Sydney, New South Wales
4. National Centre for Epidemiology and Population Health, Australian National University, Canberra, Australian Capital Territory, Westmead
5. National Centre for Immunisation Research and Surveillance, Westmead
6. Discipline of Child and Adolescent Health, University of Sydney
7. Garvan Institute of Medical Research, Sydney, New South Wales, Australia
8. Kinghorn Cancer Centre, Sydney, New South Wales, Australia
9. St Vincent’s Hospital, Sydney, New South Wales, Australia