1. Princess Margaret Hospital for Children; Perth Western Australia Australia
2. School of Nursing, Midwifery and Paramedicine, Faculty of Health Sciences; Curtin University; Perth Western Australia Australia
3. Divisions of Paediatric and Emergency Medicine, School of Medicine; University of Western Australia; Perth Western Australia Australia
4. Department of Paediatrics, School of Rural Medicine; University of New England; Armidale New South Wales Australia
5. Department of Respiratory Medicine; Monash Children's Hospital; Melbourne Victoria Australia
6. Department of Paediatrics; Monash University; Melbourne Victoria Australia
7. Emergency Department; Royal Children's Hospital; Melbourne Victoria Australia
8. Emergency Research Group; Murdoch Children's Research Institute; Melbourne Victoria Australia
9. Department of Paediatrics; University of Melbourne; Melbourne Victoria Australia
10. Department of Paediatrics; Royal Darwin Hospital; Darwin Northern Territory Australia
11. Emergency Department; Waikato District Health Board; Hamilton New Zealand
12. General Paediatrics; Sydney Children's Hospital; Sydney New South Wales Australia
13. Children's Emergency Department; Starship Children's Hospital; Auckland New Zealand
14. University of Queensland; Brisbane Queensland Australia
15. Children's Healthcare Network Western Region; Sydney New South Wales Australia
16. Kidzfirst, Middlemore Hospital; Auckland New Zealand
17. Paediatric Intensive Care Unit; Lady Cilento Children's Hospital; Brisbane Queensland Australia
18. Paediatric Critical Care Research Group (PCCRG); Lady Cilento Children's Hospital; Brisbane Queensland Australia
19. Emergency Department; Canberra Hospital; Canberra Australian Capital Territory Australia
20. Department of Paediatrics; Fiona Stanley Hospital; Perth Western Australia Australia
21. Children's Healthcare Network; Sydney New South Wales Australia
22. General Paediatrics; Women's and Children's Hospital; Adelaide South Australia Australia
23. Emergency Department; John Hunter Hospital; Newcastle New South Wales Australia
24. Emergency Department; Royal Children's Hospital Melbourne; Melbourne Victoria Australia
25. Paediatric Emergency Medicine Centre of Research Excellence, Murdoch Children's Research Institute; Melbourne Victoria Australia
26. Department of Surgery; University of Auckland; Auckland New Zealand
27. Department of Paediatrics: Youth and Child Health; University of Auckland; Auckland New Zealand