1. Laboratory of Developmental Psychophysiology and Stress Research Unit of Developmental and Behavioral Pediatrics First Department of Pediatrics School of Medicine National and Kapodistrian University of Athens ‘Aghia Sophia’ Children’s Hospital Athens Greece
2. Human Ecology Laboratory Department of Home Economics and Ecology Harokopio University Athens Greece
3. Department of Clinical Biochemistry ‘Aghia Sophia’ Children's Hospital Athens Greece
4. Second Department of Psychiatry School of Medicine National and Kapodistrian University of Athens ‘Attikon’ University Hospital Athens Greece
5. First Department of Psychiatry School of Medicine National and Kapodistrian University of Athens ‘Eginition’ University Hospital Athens Greece