1. Unit for Social and Community Psychiatry, World Health Organization Collaborative Centre for Mental Health Services Development, Queen Mary University of London, London, UK
2. Institute of Psychiatry, Psychology and Neuroscience, King’s College London, London, UK
3. Department of Psychiatry, University of Liverpool, Liverpool, UK
4. Services Psychiatriques Jura bernois, Bienne-Seeland, Bellelay, Switzerland
5. Department of Psychiatry and Psychology, School for Mental Health and Neuroscience, Maastricht University, Maastricht, The Netherlands
6. Centre for the Economics of Mental and Physical Health, Institute of Psychiatry, Psychology and Neuroscience, King’s College London, London, UK
7. Division of Primary Care and Public Health, Brighton and Sussex Medical School, Brighton, UK
8. Centre for Primary Care and Public Health, Queen Mary University of London, London, UK