1 Centre for Psychiatry, Wolfson Institute of Preventive Medicine, Bart's and the London School of Medicine and Dentistry, Queen Mary University, London EC1M 6BQ, UK. Electronic address: [email protected].
2 Centre for Cancer Prevention, Wolfson Institute of Preventive Medicine, Bart's and the London School of Medicine and Dentistry, Queen Mary University, London EC1M 6BQ, UK.
3 Vice Principal (Health) Offices, Wolfson Institute of Preventive Medicine, Bart's and the London School of Medicine and Dentistry, Queen Mary University, London EC1M 6BQ, UK.
4 Chronic Fatigue Syndrome/Myalgic Encephalopathy Service, Kent and Medway National Health Service and Social Care Partnership Trust, Maidstone, Kent, UK.
5 Centre for Psychiatry, Wolfson Institute of Preventive Medicine, Bart's and the London School of Medicine and Dentistry, Queen Mary University, London EC1M 6BQ, UK.