1. Department of Psychiatry, Li Ka Shing Faculty of Medicine; University of Hong Kong; Hong Kong
2. Department of Biological Psychology, Netherlands Twin Register; VU University Amsterdam; The Netherlands
3. Neuroscience Campus Amsterdam; Amsterdam The Netherlands
4. The State Key Laboratory of Brain and Cognitive Science; University of Hong Kong; Hong Kong
5. Center for Genomic Science, Li Ka Shing Faculty of Medicine; University of Hong Kong; Hong Kong
6. MRC Social, Genetic and Developmental Psychiatry Centre; Institute of Psychiatry, Psychology and Neuroscience, King's College London; London United Kingdom
7. Department of Public Health; University of Helsinki; Helsinki Finland
8. Institute of Public Health and Clinical Nutrition; University of Eastern Finland; Kuopio Finland
9. University of Jyvaskyla; Jyvaskyla Finland
10. Institute for Behavioral Genetics; University of Colorado; Boulder Colorado
11. Department of Health; National Institute for Health and Welfare; Helsinki Finland
12. Institute for Molecular Medicine (FIMM); University of Helsinki; Helsinki Finland
13. Department of Psychological and Brain Sciences; Indiana University; Bloomington Indiana
14. EMGO+ Institute for Health and Care Research; VU University Medical Centre; Amsterdam The Netherlands