1. Department of Public Health Policy, School of Public Health, University of West Attica, 196 Alexandras Avenue, 11521 Athens, Greece
2. Department of Nutrition and Dietetics, University of the Peloponnese, 24100 Kalamata, Greece
3. Department of Nutrition and Dietetics, Harokopio University, 17676 Athens, Greece
4. Center of Education and Training in Eating Disorders, 14231 Athens, Greece
5. Unit of Immunonutrition and Clinical Nutrition, Department of Rheumatology and Clinical Immunology, Faculty of Medicine, School of Health Sciences, University of Thessaly, Biopolis, 41110 Larissa, Greece