[1] Inst St Joan Deu, Res & Dev Unit, Parc Sanit St Joan Deu, C Dr Antoni Pujada 42, Barcelona 08830, Spain
[2] Ctr Biomed Res Mental Hlth, Madrid, Spain
[3] UCL, Dept Targeted Intervent, London, England
[4] Hosp Clin Barcelona, Inst Neurosci, Dept Psychiat & Psychol, Barcelona, Spain
[5] Univ Barcelona, Dept Med, Barcelona, Spain