Affiliation: | 1. Honorary Contract with the Chronic Fatigue Research and Treatment Unit, South London &2. Maudsley NHS Foundation Trust, Part of King's Health Partners, London, UK,;3. Institute for Vocational Training, IEK OAED &4. Public IEK, Kavala, Greece,;5. Department of Primary Care and Population Health, Institute of Epidemiology &6. Health, London, UK, and;7. Centre for Research in Rehabilitation, College of Health and Life Sciences, Brunel University, London, UK |