1. Department of Health, Queensland Ambulance Service, Brisbane, Queensland, Australia
2. Jamieson Trauma Institute, Royal Brisbane and Women’s Hospital, Metro North Hospital and Health Service, Brisbane, Queensland, Australia
3. School of Clinical Sciences, Queensland University of Technology, Brisbane, Queensland, Australia
4. Department of Medicine at the Royal Melbourne Hospital, University of Melbourne, Melbourne, Victoria, Australia
5. Emergency and Trauma Centre, Royal Brisbane and Women’s Hospital, Brisbane, Queensland, Australia
6. Emergency Department, Queensland Children’s Hospital, Brisbane, Queensland, Australia
7. Clinical Toxicology Unit, Princess Alexandra Hospital, Brisbane, Queensland, Australia
8. Faculty of Medicine, University of Queensland, Brisbane, Queensland, Australia