1. School of Hygiene and Preventive Medicine, University of Perugia, 06100 Perugia, Italy
2. Department of Public Health, University “Federico II” of Naples, 80131 Naples, Italy
3. School of Hygiene and Preventive Medicine, Department of Sciences of Public Health and Pediatrics, University of Turin, 10126 Turin, Italy
4. School of Hygiene and Preventive Medicine, Department of Biomedical and Neuromotor Science, Alma Mater Studiorum, University of Bologna, Via San Giacomo 12, 40126 Bologna, Italy
5. Department of Health Promotion, Mother and Child Care, Internal Medicine and Medical Specialties “G. D’Alessandro” (PROMISE), University of Palermo, Via del Vespro, 133, 90127 Palermo, Italy
6. School of Hygiene and Preventive Medicine, Department of Biomedical Sciences and Public Health, Section of Hygiene, Preventive Medicine and Public Health, Polytechnic University of the Marche Region, 60126 Ancona, Italy
7. School of Hygiene and Preventive Medicine, Department of Public Health and Infectious Diseases, Sapienza University, P. A. Moro 5, 00161 Rome, Italy
8. School of Hygiene and Preventive Medicine, Vita-Salute San Raffaele University, 20132 Milan, Italy
9. School of Hygiene and Preventive Medicine, Department of Cardiac, Thoracic, Vascular Sciences and Public Health, University of Padua, Via Giustiniani 2, 35128 Padova, Italy
10. Department of Health Sciences, University of Genoa, 16132 Genoa, Italy
11. Department of Biomedical Sciences for Health, University of Milan, Via Pascal 36, 20133 Milan, Italy
12. School of Occupational Medicine, University of Florence, 50134 Florence, Italy
13. Department of Advanced Biomedical Sciences, University of Naples Federico II, 80131 Naples, Italy
14. Food Hygiene, Nutritional Surveillance and Prevention, Department of Prevention, Provincial Healthcare Authority of Palermo, 90129 Palermo, Italy
15. Public Hygiene Service, Public Health Department, Local Health Authority of Modena, 41123 Modena, Italy
16. Medical Specialization School of Hygiene and Preventive Medicine, University of Florence, 50134 Florence, Italy
17. Department of Biomedicine and Prevention, University of Rome “Tor Vergata”, 00161 Rome, Italy
18. UOC Direzione Medica di Presidio, AST Fermo, 63900 Fermo, Italy
19. UOC Igiene degli Alimenti e Nutrizione, Dipartimento di Prevenzione, AST Macerata, 62100 Macerata, Italy