1. Department of Neuroscience, Rehabilitation, Ophthalmology, Genetics, Maternal and Child Health; Section of Psychiatry; University of Genova; Genova Italy
2. Division of Psychiatry; Department of Neurosciences; University of Parma; Parma Italy
3. McLean Hospital-Harvard Medical School; Boston MA USA
4. Department of Psychiatry; McGill University; Montreal QC Canada
5. James J. Peters VA Medical Center and Mount Sinai School of Medicine; New York NY USA
6. Department of Neurosciences, Mental Health and Sensory Organs; Suicide Prevention Center; Sant'Andrea Hospital; Sapienza University of Rome; Rome Italy