1 3rd Department of Psychiatry, School of Medicine, Aristotle University of Thessaloniki Greece, 6, Odysseos Str (1st Parodos Ampelonon Str.), Pylaia, 55535, Thessaloníki, Greece. kostasfountoulakis@gmail.com.
2 Department of Occupational and Industrial Hygiene, National School of Public Health, Athens, Greece.
3 Faculty of Social and Political Sciences, University of Peloponnese, Tripoli, Greece.