1. Parc Sanitari Sant Joan de Deu, Barcelona, Spain
2. Centro de Investigación Biomédica en Red de Salud Mental (CIBERSAM), Madrid, Spain
3. Department of Psychiatry, La Fe University and Polytechnic Hospital, Valencia, Spain
4. Department of Medicine, University of Valencia, Valencia, Spain
5. Hospital Universitari Mutua Terrassa, Barcelona, Spain
6. Neonatal Research Unit, La Fe Health Research Institute, Valencia, Spain
7. Department of Psychiatry, University of Oviedo, Oviedo, Spain
8. Bipolar Disorder Unit, Institute of Neuroscience, Hospital Clinic, University of Barcelona, Barcelona, Spain