1 Bipolar and Depressive Disorders Unit, Institute of Neuroscience, IDIBAPS, CIBERSAM, Hospital Clinic, University of Barcelona, 170 Villarroel st, 12-0, Barcelona, Catalonia 08036, Spain; Section of Psychiatry, Department of Neuroscience, Reproductive Science and Odontostomatology Federico II University of Naples, Naples, Italy. Electronic address: deprisco.michele@gmail.com.
2 Bipolar and Depressive Disorders Unit, Institute of Neuroscience, IDIBAPS, CIBERSAM, Hospital Clinic, University of Barcelona, 170 Villarroel st, 12-0, Barcelona, Catalonia 08036, Spain; Department of Biomedical and Neuromotor Sciences, University of Bologna, Bologna, Italy.