1. Discipline of Paediatrics and Child Health and Marie Bashir Institute for Emerging Infectious Diseases and Biosecurity, Sydney Medical School; University of Sydney; Sydney Australia
2. Department of Infectious Diseases and Microbiology; The Children's Hospital at Westmead; Sydney Australia
3. Health Protection; Hunter New England Population Health; Newcastle New South Wales Australia
4. Biopreparedness; Hunter Medical Research Institute; Newcastle New South Wales Australia
5. Department of Neurology; The Children's Hospital at Westmead; Sydney Australia
6. Department of Infectious Diseases; The Alfred Hospital; Melbourne Victoria Australia
7. Department of Epidemiology and Preventive Medicine; Monash University; Melbourne Victoria Australia
8. Departments of; General Medicine; Auckland City Hospital; Auckland New Zealand USA
9. Liaison Psychiatry; Auckland City Hospital; Auckland New Zealand USA
10. Department of Medicine and Department of Psychiatry; Duke University Medical Center; Durham North Carolina USA
11. St Vincent's Centre for applied medical research; University of New South Wales; Sydney Australia
12. Department of Neurology; St Vincent's Hospital; Sydney Australia
13. Department of Neurology; Royal Darwin Hospital; Darwin Northern Territory Australia
14. Faculty of Medicine, Dentistry and Health Sciences; University of Western Australia; Perth Australia
15. Emergency Department; Fremantle Hospital; Fremantle Western Australia Australia
16. Emergency Department; Royal Perth Hospital; Perth Australia
17. Department of Infectious Diseases; North Shore Hospital; Auckland New Zealand USA
18. National Centre for Immunisation Research and Surveillance; The Children's Hospital at Westmead; Sydney Australia