1. School of Clinical Science at Monash Health; Monash University Faculty of Medicine, Nursing and Health Sciences; Melbourne Victoria Australia
2. Emergency and Trauma Centre, Royal Brisbane and Women's Hospital, Queensland University of Technology; The University of Queensland; Brisbane Queensland Australia
3. Department of Emergency Medicine; Gold Coast University Hospital; Gold Coast Queensland Australia
4. School of Medicine; Bond University; Gold Coast Queensland Australia
5. School of Medicine, Griffith University; Gold Coast Queensland Australia
6. Emergency Medicine; Royal Perth Hospital, The University of Western Australia; Perth Western Australia Australia
7. Centre for Clinical Research in Emergency Medicine; Harry Perkins Institute of Medical Research; Perth Western Australia Australia