1. Department of Radiology, Radiation Oncology and Medical Physics, Faculty of Medicine University of Ottawa Ottawa Ontario Canada
2. Melbourne Institute of Vascular and Interventional Radiology Melbourne Victoria Australia
3. St. Vincent's Private Hospital Melbourne Melbourne Victoria Australia
4. Department of Radiology Alfred Health Melbourne Victoria Australia
5. Department of Surgery Monash University Central Clinical School Melbourne Victoria Australia
6. National Trauma Research Institute, Monash University Central Clinical School Melbourne Victoria Australia