1. Division of Experimental Medicine, Faculty of Medicine and Health Sciences, McGill University, Montreal, Canada
2. Center for Outcome Research & Evaluation, McGill University Health Centre Research Institute, Montreal, Canada
3. Department of Family Medicine, Chronic Viral Illness Service, McGill University, Montreal, Canada
4. Department of Psychiatry, Faculty of Medicine, McGill University, Montreal, Canada
5. Department of Neurology and Neurosurgery and Chronic Viral Illness service, Montreal Neurological Institute, Montreal, Canada
6. Department of Psychology, McGill University, Montreal, Canada
7. Department of Medicine and School of Physical and Occupational Therapy, McGill University, Montreal, Canada