1. Menzies Institute for Medical Research, University of Tasmania, Hobart, Tasmania, Australia
2. NeuroInterventional Radiology, Monash Health, Melbourne, Victoria, Australia
3. School of Clinical Sciences Monash Health, Monash University, Melbourne, Victoria, Australia
4. School of Nursing, University of Tasmania, Hobart, Tasmania, Australia
5. Ambulance Victoria, Melbourne, Victoria, Australia
6. Department of Neurosurgery, Monash Health, Melbourne, Victoria, Australia
7. NeuroInterventional Radiology, Royal Hobart Hospital, Hobart, Tasmania, Australia
8. Department of Epidemiology, Michigan State University, East Lansing
9. Department of Neurosurgery, Royal Hobart Hospital, Hobart, Tasmania, Australia