[1] Univ Barcelona, Inst Neurosci, Hosp Clin, Bipolar & Depress Disorders Unit,IDIBAPS,CIBERSAM, Barcelona, Spain
[2] Univ Bologna, Dept Biomed & Neuromotor Sci, Bologna, Italy
[3] Federico II Univ Naples, Sect Psychiat, Dept Neurosci Reprod Sci & Odontostomatol, Naples, Italy
[4] IDIBAPS, Imaging Mood & Anxiety Related Disorders IMARD Gr, Barcelona, Spain
[5] Kings Coll London, Inst Psychiat Psychol & Neurosci, Early Psychosis Intervent & Clin Detect Lab, London, England
[6] Karolinska Inst, Dept Clin Neurosci, Ctr Psychiat Res & Educ, Stockholm, Sweden
[7] Inst Salud Carlos III, CIBERSAM, Madrid, Spain