1. Drexel University School of Public Health; Philadelphia PA
2. School of Social and Community Medicine; University of Bristol; Bristol UK
3. Department of Public Health Sciences; Karolinska Institutet; Stockholm Sweden
4. Centre for Epidemiology and Community Medicine; Stockholm County Council; Stockholm Sweden
5. Avon and Wiltshire Partnership NHS Mental Health Trust; Bristol UK
6. A. J. Drexel Autism Institute; Philadelphia PA
7. Centre for Women's Mental Health; Manchester Academic Health Sciences Centre; Institute of Brain Behaviour and Mental Health; University of Manchester; Manchester UK
8. Manchester Mental Health & Social Care Trust; Manchester UK