1. Department of Human Genetics Radboud University Medical Center Nijmegen The Netherlands
2. Donders Institute for Brain, Cognition and Behaviour, Radboud University Nijmegen The Netherlands
3. Department of Cognitive Neuroscience Radboud University Medical Center Nijmegen The Netherlands
4. Department of Psychiatry Radboud University Medical Center Nijmegen The Netherlands
5. Pro Persona Mental Health Care Depression Expertise Centre Nijmegen The Netherlands
6. Department of Biomedicine/Human Genetics Aarhus University Aarhus Denmark
7. The Lundbeck Foundation Initiative for Integrative Psychiatric Research, iPSYCH Copenhagen Denmark
8. Center for Genomics and Personalized Medicine Aarhus Denmark
9. deCODE Genetics Reykjavík Iceland
10. Faculty of Medicine University of Iceland Reykjavík Iceland