1 Department of Psychiatry, Faculty of Medicine, School of Health Sciences, University of Ioannina, PO Box 1186, 45110, Ioannina, Greece. konkotsis@gmail.com.
2 2nd Department of Psychiatry, Department of Medicine, School of Health Sciences, National and Kapodistrian University of Athens, Athens, Greece.
3 Department of Child and Adolescent Psychiatry, Department of Medicine, School of Health Sciences, National and Kapodistrian University of Athens, Athens, Greece.
4 Department of Child and Adolescent Psychiatry, School of Medicine, University of Crete, Heraklion, Greece.