1 Department of Nutritional Sciences and Dietetics, School of Health Sciences, International Hellenic University, Thessaloniki, Greece.
2 Pediatric Area, Fondazione IRCCS Ca' Granda-Ospedale Maggiore Policlinico, Milan, Italy.
3 Department of Clinical Sciences and Community Health, Università Degli Studi di Milano, Milan, Italy.
4 Department of Life Sciences, School of Life and Health Sciences, University of Nicosia, Nicosia, Cyprus.
5 Institute of Child Health, Department of Pediatric Basic Sciences, Istanbul University, Istanbul, Turkey.
6 Faculty of Medicine, Department of Pediatrics, Division of Pediatric Allergy and Immunology, Istanbul University, Istanbul, Turkey.
7 Department of Medicine, KU Leuven, Leuven, Belgium.
8 Department of Paediatrics, OLVG Hospital, Amsterdam, The Netherlands.
9 Rijnstate Allergy Centre, Rijnstate Hospital, Arnhem, The Netherlands.
10 Vlieg Dieticians, Private Practice for Nutrition and Allergy, Arnhem, The Netherlands.
11 Guys & St Thomas NHS Foundation Trust, London, UK.
12 Allergy and Clinical Immunology Unit, University Hospital of Coimbra, Coimbra, Portugal.
13 Department of Pediatrics, Vittore Buzzi Children's Hospital, University of Milan, Milan, Italy.
14 Department of Biomedical and Clinical Sciences, University of Milan, Milan, Italy.
15 Occupational Medicine Unit, Fondazione IRCCS Ca' Granda Ospedale Maggiore Policlinico, Milan, Italy.
16 Department of Medicine, School of Microbiology, APC Microbiome Ireland, University College Cork, Cork, Ireland.
17 Department of Pediatrics, Taipei Hospital, Ministry of Health and Welfare, Taipei, Taiwan.
18 School of Medicine, National Yang Ming Chiao Tung University, Taipei, Taiwan.
19 College of Public Health, China Medical University, Taichung, Taiwan.
20 Pharmacology, Toxicology and Clinical Pharmacology Department, Iuliu Hatieganu University of Medicine and Pharmacy, Cluj-Napoca, Romania.
21 Royal Brompton & Harefield Hospitals, Part of Guys & St Thomas' NHS Foundation Trust, London, UK.
22 Department of Inflammation & Repair, Imperial College, London, UK.
23 Pediatric Allergy Outpatient Clinic, Department of Pediatrics, 'Karamandaneio' Children's Hospital of Patra, Patras, Greece.
24 Department of Pediatrics, 'Carol Davila' University of Medicine and Pharmacy, Bucharest, Romania.
25 Department of Pediatrics, Clinical Emergency Hospital for Children 'Marie Sklodowska Curie', Bucharest, Romania.
26 Department of Sciences, University Institute of Health Sciences, Gandra, Portugal.
27 4HB/UCIBIO - Translational Toxicology Research Laboratory, Gandra, Portugal.
28 Allergy Department, 2nd Pediatric Clinic, National and Kapodistrian University of Athens, Athens, Greece.
29 Section of Allergy & Immunology, Department of Pediatrics, Children's Hospital Colorado, University of Colorado School of Medicine, Aurora, Colorado, USA.
30 Section of Allergy and Clinical Immunology, Children's Hospital Colorado, Aurora, Colorado, USA.