1. MRC Centre for Neuropsychiatric Genetics and Genomics Institute of Psychological Medicine and Clinical Neurosciences Cardiff University Cardiff UK
2. Neuroscience and Mental Health Research Institute Cardiff University Cardiff UK
3. Cardiff University Brain Research Imaging Centre School of Psychology Cardiff University Cardiff UK
4. Mood Disorders Centre School of Psychology University of Exeter Exeter UK
5. Departament de Psicologia Bàsica, Clínica i Psicobiologia School of Psychology Universitat Jaume I de Castelló Castello Spain
6. Mood and Brain Laboratory Department of Psychiatry University of Pittsburgh School of Medicine Western Psychiatric Institute and Clinic University of Pittsburgh Pittsburgh PA USA