1. Psychiatric Hospital of Attica (Dafni), 12462 Chaidari, Greece
2. University Hospitals of Derby and Burton, Derby DE22 3NE, UK
3. Department of Laboratory of Forensic Medicine and Toxicology, School of Medicine, Aristotle University of Thessaloniki, 54124 Thessaloniki, Greece
4. Department of Hygiene, Epidemiology and Medical Statistics, School of Medicine, National and Kapodistrian University of Athens, 11527 Athens, Greece
5. Department of Social Work, University of West Attica, 12241 Athens, Greece
6. Second Department of Psychiatry, Medical School, University General Hospital “Attikon”, National and Kapodistrian University of Athens, 12462 Chaidari, Greece
7. National Health System, 16672 Athens, Greece
8. Department of Psychiatry, School of Medicine, National & Kapodistrian University of Athens, 15772 Athens, Greece