1. Section of Allergy and Immunology Children's Hospital Colorado University of Colorado Denver School of Medicine Aurora CO USA
2. Imperial College London UK
3. Fondazione IRCCS Ca' Granda ‐ Ospedale Maggiore Policlinico Milano Italy
4. Dipartimento di Scienze Cliniche e di Comunita Universita' degli Studi Milano Italy
5. Dietary Counseling and Nutrition Therapy Centre Munich Germany
6. Department of Paediatric Allergy Division of Asthma, Allergy and Lung Biology King's College London London UK
7. Guy's & St Thomas' Hospital London UK
8. University of Plymouth Plymouth UK
9. Institute of Medicine Krefting Research Centre University of Gothenburg Gothenburg Sweden
10. University Children's Hospital Zurich Zurich Switzerland
11. Christine Kühne‐Center for Allergy Research and Education Davos Switzerland
12. Institute for Pathophysiology and Allergy Research Center for Pathophysiology, Infectiology and Immunology Medical University of Vienna Vienna Austria
13. Department of Paediatrics OLVG Amsterdam The Netherlands
14. Department of Nutrition and Dietetics Hanze University of Applied Sciences Groningen The Netherlands
15. Comparative Medicine Messerli Research Institute of the University of Veterinary Medicine Vienna Medical University Vienna Vienna Austria
16. The David Hide Asthma and Allergy Research Centre St Mary’s Hospital Newport UK
17. NIHR Biomedical Research Centre University Hospital Southampton NHS Foundation Trust Southampton UK
18. Faculty of Medicine Clinical and Experimental Sciences Human Development in Health Academic Units University of Southampton Southampton UK
19. School of Medicine Griffith University Southport QLD Australia
20. Swiss Institute of Allergy and Asthma Research (SIAF) University of Zurich Davos Switzerland
21. Transylvania University Brasov Romania
22. Institute of Nutritional Medicine University of Hohenheim Stuttgart Germany
23. Philipps University of Marburg - Medical Faculty Institute of Laboratory Medicine and Pathobiochemistry Universities of Giessen and Marburg Lung Center (UGMLC), German Center for Lung Research (DZL) Marburg Germany
24. Faculty of Medicine Experimental Sciences & Human Development in Health Academic Units University of Southampton Southampton UK
25. Department of Dietetics Salford Royal Foundation Trust Salford UK
26. University of Cape Town Cape Town South Africa
27. Centro di Specializzazione Regionale per lo Studio e la Cura delle Allergie e delle Intolleranze Alimentari presso l'Azienda Ospedaliera Università di Padova Padova Italy
28. Department of Skin and Allergy Diseases Allergy Clinic Copenhagen University Hospital at Gentofte Copenhagen Denmark
29. Institute of Laboratory Medicine Universities of Giessen and Marburg Lung Center (UGMLC) German Center for Lung Research (DZL) Philipps Universität Marburg Marburg Germany
30. APC Microbiome Ireland Teagasc Food Research Centre Fermoy Ireland
31. Department of Medicine and Microbiology APC Microbiome Ireland National University of Ireland Cork Ireland