1. Institute of Epidemiology Helmholtz Zentrum München ‐ German Research Center for Environmental Health Neuherberg Germany
2. Institute for Medical Information Processing, Biometry, and Epidemiology Pettenkofer School of Public Health, LMU Munich Munich Germany
3. Division of Metabolic and Nutritional Medicine, Dr. von Hauner Children's Hospital University of Munich Medical Center Munich Germany
4. Department of Integrated Traditional Chinese and Western Medicine West China Hospital, Sichuan University Chengdu Sichuan China
5. Department of Clinical Science and Education Södersjukhuset, Karolinska Institutet Stockholm Sweden
6. Leibniz Research Institute for Environmental Medicine Düsseldorf Germany
7. Medical Research School Düsseldorf Heinrich Heine University Düsseldorf Germany
8. German Center for Lung Research (DZL) Munich Germany
9. Institute and Clinic for Occupational, Social and Environmental Medicine University Hospital, LMU Munich Munich Germany
10. Department of Pediatrics Technical University of Munich Munich Germany
11. Research Institute, Department of Pediatrics Marien‐Hospital Wesel Wesel Germany
12. Institute of Environmental Medicine Karolinska Institutet Stockholm Sweden
13. Centre for Occupational and Environmental Medicine Stockholm Sweden
14. Evangelisches Krankenhaus Düsseldorf Children's Hospital Düsseldorf Germany
15. Allergy and Lung Health Unit, Melbourne School of Population and Global Health The University of Melbourne Melbourne Australia
16. Department of Environmental Immunology Helmholtz Centre for Environmental Research‐UFZ Leipzig Germany
17. Department of Pediatrics, Dr. von Hauner Children's Hospital University Hospital, LMU Munich Munich Germany
18. Department of Pediatrics, Gastroenterology and Nutrition, School of Medicine Collegium Medicum University of Warmia and Mazury Olsztyn Poland
19. Södersjukhuset, Karolinska Institutet Stockholm Sweden
20. Sachs Children's and Youth Hospital Stockholm Sweden
21. Chair of Epidemiology Ludwig‐Maximilians University Munich Germany