1. Prehospital Resuscitation and Emergency Care Research Unit (PRECRU), School of Nursing, Midwifery and ParamedicineCurtin University Perth Western Australia Australia
2. St John Ambulance Western Australia Perth Western Australia Australia
3. Division of Emergency MedicineThe University of Western Australia Perth Western Australia Australia
4. Emergency DepartmentSt John of God Murdoch Hospital Perth Western Australia Australia
5. Emergency Medicine, Royal Perth HospitalThe University of Western Australia Perth Western Australia Australia
6. Centre for Clinical Research in Emergency MedicineHarry Perkins Institute of Medical Research Perth Western Australia Australia
7. School of Public HealthCurtin University Perth Western Australia Australia
8. Telethon Kids Institute Perth Western Australia Australia
9. School of Public Health and Preventive MedicineMonash University Melbourne Victoria Australia