1. Psychiatry Unit, Department of Biomedical and Clinical Sciences “Luigi Sacco”, University of Milan, ASST Fatebenefratelli-Sacco, Milan, Italy;
2. Department of Psychiatry and Behavioural Sciences, Bipolar Disorders Clinic, Stanford University, CA, USA;
3. CRC “Aldo Ravelli” for Neurotechnology and Experimental Brain Therapeutics, University of Milan, Milan, Italy