1. Emergency Department The Royal Children's Hospital Melbourne Victoria Australia
2. Clinical Sciences Murdoch Children's Research Institute Melbourne Victoria Australia
3. Department of Paediatrics and Centre for Integrated Critical Care, Faculty of Medicine, Dentistry and Health Sciences The University of Melbourne Melbourne Victoria Australia
4. Clinical Research on Emergency Services and Treatment (CREST) Network and Division of Research Kaiser Permanente Oakland California USA
5. Emergency Department Perth Children's Hospital Perth Western Australia Australia
6. Divisions of Emergency Medicine and Paediatrics, School of Medicine The University of Western Australia Perth Western Australia Australia
7. School of Nursing, Curtin University Perth Western Australia Australia
8. School of Rural Medicine University of New England Armidale New South Wales Australia
9. Emergency Department Cairns Hospital Cairns Queensland Australia
10. Monash Health Imaging Monash Health Melbourne Victoria Australia
11. Departments of Surgery and Medical Imaging, School of Clinical Sciences Monash University Melbourne Victoria Australia
12. Department of Neurosurgery Cabrini Hospital Melbourne Victoria Australia
13. Radiology Department Starship Children's Hospital Auckland New Zealand
14. Psychology Service The Royal Children's Hospital Melbourne Victoria Australia
15. Child Health Research Centre The University of Queensland Brisbane Queensland Australia
16. Neurosciences Unit, Queensland Paediatric Rehabilitation Service Children's Health Queensland Brisbane Queensland Australia
17. Clinical Effectiveness Ambulance Victoria Melbourne Victoria Australia
18. Department of General Practice The University of Melbourne Melbourne Victoria Australia
19. Emergency Department Tauranga Hospital Tauranga New Zealand
20. Emergency Department Women and Children's Hospital Adelaide South Australia Australia
21. MedSTAR, SA Ambulance Adelaide South Australia Australia
22. Emergency Department Flinders Medical Centre Adelaide South Australia Australia
23. Children's Emergency Department Starship Children's Hospital Auckland New Zealand
24. Emergency Department Queensland Children's Hospital Brisbane Queensland Australia
25. Don't Forget the Bubbles Sydney New South Wales Australia
26. Emergency Department Logan Hospital Logan Queensland Australia
27. Emergency Department The Royal Darwin Hospital Darwin Northern Territory Australia
28. Emergency Department Sydney Children's Hospital Sydney New South Wales Australia
29. Health Research Consulting Sydney New South Wales Australia
30. School of Women and Children's Health The University of New South Wales Sydney New South Wales Australia
31. Departments of Surgery and Paediatrics: Child and Youth Health The University of Auckland Auckland New Zealand