1. Institute for Mental Health University of Birmingham Birmingham UK
2. Early Intervention Service, Birmingham Women's and Children's NHS Trust Birmingham UK
3. Department of Psychology St Mary's University Twickenham London London UK
4. Institute of Applied Health Research University of Birmingham Birmingham UK
5. Department of Psychiatry, Amsterdam Public Health Research Institute VU University Medical Center Amsterdam The Netherlands
6. PsyQ, Expertise Center Adult ADHD The Hague The Netherlands
7. Department of Psychology, Goldsmiths University of London London UK
8. Specialist Mood Disorders Clinic Zinnia Centre Birmingham UK
9. The Barberry National Centre for Mental Health Birmingham UK