1. Pediatric Allergy Unit, Department of Pediatrics, Gynecology and Obstetrics University Hospitals of Geneva Geneva Switzerland
2. Division of Allergy & Clinical Immunology Brigham and Women's Hospital Boston Massachusetts USA
3. University of Belgrade Faculty of Medicine University Children's Hospital Belgrade Serbia
4. Division of Allergy and Clinical Immunology Lausanne University Hospital (CHUV) Lausanne Switzerland
5. Clinical Research Center for Allergy and Rheumatology National Hospital Organization Sagamihara National Hospital Kanagawa Japan
6. Pediatric Epidemiology, Department of Pediatrics, Medical Faculty Leipzig University Leipzig Germany
7. Department of Pediatric Allergy and Asthma Hacettepe University School of Medicine Ankara Turkey
8. PAI Editorial Office Berlin Germany
9. Department of Paediatrics, Faculty of Medicine The Chinese University of Hong Kong China
10. Murdoch Children's Research Institute Parkville Victoria Australia
11. Department of Pediatrics The University of Melbourne Parkville Victoria Australia
12. Department of Paediatrics, Yong Loo Lin School of Medicine National University of Singapore Singapore City Singapore
13. Khoo Teck Puat‐National University Children's Medical Institute National University Hospital, National University Health System Singapore City Singapore