1. U.O. di Psichiatria, Ospedale di Rovereto, Rovereto (Tn), Italy
2. Servizio Psichiatrico del Comprensorio Sanitario di Bolzano, Bolzano, Italy
3. Department of Psychiatry, Sant'Andrea Hospital, “La Sapienza” University of Rome, Rome, Italy
4. Klinik für Psychiatrie, Psychotherapie und Psychosomatik des Universitätsklinikums, Aachen, Germany