1. MRC Social Genetic and Developmental Psychiatry Centre; Institute of Psychiatry, King's College London; London; United Kingdom
2. MRC Centre for Neuropsychiatric Genetics and Genomics; Neuroscience and Mental Health Research Institute; Cardiff University; Cardiff; United Kingdom
3. Barts and The London Medical School; Queen Mary University of London; London; United Kingdom
4. Department of Psychiatry; School of Clinical & Experimental Medicine; University of Birmingham; Birmingham; United Kingdom
5. Department of Psychiatry; Trinity Centre for Health Science; Dublin; Ireland
6. Department of Psychiatry; Washington University; St. Louis; Missouri
7. Department of Psychiatry; University of Bonn; Bonn; Germany
8. Centre for Psychiatric Research; Aarhus University Hospital; Risskov; Denmark
9. UOP 23-Department of Mental Health; Spedali Civili Hospital and Biological Psychiatry Unit-Centro San Giovanni di Dio; FBF; Brescia; Italy
10. Department of Genetic Epidemiology in Psychiatry; Central Institute of Mental Health; Medical Faculty Mannheim; University of Heidelberg; Mannheim; Germany
11. GlaxoSmithKline Research & Development; Verona; Italy