1. Psychiatric Hospital of Attica “Dafni”, 12462 Chaidari, Greece
2. Second Department of Psychiatry, Medical School, National and Kapodistrian University of Athens, University General Hospital “Attikon”, 12462 Chaidari, Greece
3. Medical School, National and Kapodistrian University of Athens, 15784 Zografou, Greece
4. Department of Nursing, University of West Attica, 12243 Athens, Greece
5. Institute for Environmental Research and Sustainable Development, National Observatory of Athens, 15236 Old Penteli, Greece