1. Faculty of Medicine KU Leuven Leuven Belgium
2. Department Nutrition and Dietetics Winchester University Winchester London UK
3. Department Paediatrics Imperial College London UK
4. KidZ Health Castle, UZ Brussel Vrije Universiteit Brussel Brussels Belgium
5. Department of Allergy and Immune Disorders Murdoch Children's Research Institute Parkville Victoria Australia
6. Department of Paediatrics—Pontifical Catholic University of Paraná and Center for Pediatric Gastroenterology—Hospital Pequeno Príncipe Curitiba Brazil
7. Department of Translational Medical Science and ImmunoNutritionLab at CEINGE—Advanced Biotechnologies Research Center University of Naples “Federico II” Naples Italy
8. Department of Paediatric Gastroenterology Necker University Children Hospital Paris France
9. Department of Allergy and Clinical Immunology Adnan Menderes University Aydin Turkey
10. Department of Pediatric Allergy and Immunology, Faculty of Medicine Istanbul Medeniyet University Istanbul Turkey
11. School of Psychology Aston University Birmingham UK
12. University of Colorado Denver School of Medicine, Children's Hospital Colorado Aurora Colorado USA
13. Department of Pediatrics NYU Grossman School of Medicine New York City New York USA
14. Department of Pediatrics, Gastroenterology and Nutrition, Collegium Medicum University of Warmia and Mazury Olsztyn Poland
15. University of Colorado Denver School of Medicine Children's Hospital Colorado Aurora Colorado USA