1 Institut d'Investigacions Biomèdiques August Pi i Sunyer (IDIBAPS), CIBERSAM, Instituto de Salud Carlos III, University of Barcelona, Barcelona, Spain; Bipolar Disorders and Depressive Unit, Institute of Neuroscience, Hospital Clínic, Barcelona, Spain.
2 Institut d'Investigacions Biomèdiques August Pi i Sunyer (IDIBAPS), CIBERSAM, Instituto de Salud Carlos III, University of Barcelona, Barcelona, Spain. Electronic address: radua@recerca.clinic.cat.