1. Department of Rheumatology, Fiona Stanley Hospital, Murdoch, Australia
2. School of Medicine, Notre Dame University Australia, Fremantle, Australia
3. Department of Radiology, Perth Radiology Clinic, Subiaco, Australia
4. Department of Radiology, Perth Children’s Hospital, Nedlands, Australia
5. School of Medicine, University of Western Australia, Crawley, Australia
6. Department of Neurology, Perron Institute for Neurological and translational science, Nedlands, Australia
7. School of Medicine, Murdoch University, Murdoch, Australia
8. Department of Neurology, Fiona Stanley Hospital, Murdoch, Australia