1. Department of Neurosciences, Mental Health and Sensory Organs, Suicide Prevention Center, Sant'Andrea Hospital, Sapienza University of Rome, Rome, Italy
2. Department of Psychiatry, University of Campania “L. Vanvitelli”, Naples, Italy
3. Department of Psychiatry and Behavioral Sciences, Emory University School of Medicine, Atlanta, GA, United States
4. Department of Neuroscience, Rehabilitation, Ophthalmology, Genetics, Maternal and Child Health, Section of Psychiatry, University of Genoa, Genoa, Italy
5. Department of Psychiatry and Psychotherapy, Ludwig-Maximilians-University Munich, Munich, Germany