1. Brain & Spinal Cord Injury Research Centre, Tehran University of Medical Sciences, Tehran, Iran
2. Psychosomatic Medicine Research Centre, Tehran University of Medical Sciences, Tehran, Iran
3. Sussex Partnership NHS Foundation Trust, Worthing, UK
4. Department of Neuropsychiatry, St George’s Hospital, London, UK
5. South West London and St George’s Mental Health NHS Trust, London, UK
6. Population Health Research Institute, St George’s, University of London, London, UK