1. Department of Medicine, The University of Melbourne, Melbourne, VIC 3052, Australia
2. Neuroimmunology Centre, Department of Neurology, Royal Melbourne Hospital, Melbourne, VIC 3052, Australia
3. Clinical Outcomes Research Unit, The University of Melbourne, Melbourne, VIC 3052, Australia
4. Department of Rehabilitation, Royal Melbourne Hospital, Melbourne, VIC 3052, Australia
5. Australian Rehabilitation Research Centre, Royal Melbourne Hospital, Melbourne, VIC 3052, Australia