About the Authors

Karin C. Lødrup Carlsen, Petter Mowinckel
Department of Paediatrics, Oslo University Hospital, Ullevål, Norway

Karin C. Lødrup Carlsen, Kai-Håkon Carlsen
Faculty of Medicine, University of Oslo, Oslo, Norway

Stephanie Roll, Andreas Reich, Stefan N. Willich, Thomas Keil
Institute for Social Medicine, Epidemiology and Health Economics, Charité - Universitätsmedizin Berlin, Berlin, Germany

Kai-Håkon Carlsen
Voksentoppen, Oslo University Hospital, Rikshospitalet, Oslo, Norway

Alet H. Wijga
Centre for Prevention and Health Services Research, National Institute for Public Health and the Environment, Bilthoven, The Netherlands

Bert Brunekreef
Institute for Risk Assessment Sciences, Utrecht University, Utrecht, The Netherlands

Bert Brunekreef
Julius Center for Health Sciences and Primary Care, University Medical Center, Utrecht, The Netherlands

Maties Torrent
Ib-salut Menorca Health Area and Fundacio Caubet-Cimera, Menorca, Spain

Graham Roberts, S. Hasan Arshad
The David Hide Asthma and Allergy Research Centre, Isle of Wight and University of Southampton, Southampton, United Kingdom

Inger Kull, Anna Asarnoj
Institute of Environmental Medicine, Karolinska Institutet, Stockholm, Sweden

Ursula Krämer
Institut für Umweltmedizinische Forschung, University of Düsseldorf, Düsseldorf, Germany

Andrea von Berg
Department of Pediatrics, Marien-Hospital Wesel, Wesel, Germany

Esben Eller
Allergycenter, Department of Dermatology, Odense University Hospital, Odense, Denmark

Arne Høst
Department of Pediatrics, Odense University Hospital, Odense, Denmark

Claudia Kuehni, Ben Spycher
Institute for Social and Preventive Medicine, University of Bern, Bern, Switzerland

Jordi Sunyer
Environmental Epidemiology Research Centre and Institut Municipal d'Investigacio Medica, Barcelona, Spain

Chih-Mei Chen
Institute of Epidemiology, Helmholtz Zentrum München, German Research Centre for Environmental Health, Neuherberg, Germany

Anna Asarnoj
Astrid Lindgrens' Children's Hospital, Karolinska University Hospital, Solna, Sweden

Carmen Puig
Unitat recerca infancia i entorn, Institut Municipal d'Investigacio Medica - Hospital del Mar, Barcelona, Spain

Olf Herbarth
Faculty of Medicine, University of Leipzig and Department of Human Exposure Research and Epidemiology, UFZ - Centre for Environmental Research Leipzig, Leipzig, Germany

Jestinah M. Mahachie John, Kristel Van Steen
Dept. of Oto-Rhino-Laryngology, University of Ghent, Ghent, Belgium

Jestinah M. Mahachie John, Kristel Van Steen
Systems and Modeling Unit, Montefiore Institute, University of Liège, Liège, Belgium

Jestinah M. Mahachie John, Kristel Van Steen
Bioinformatics and Modeling, GIGA-R, University of Liège, Liège, Belgium

Ulrich Wahn, Susanne Lau
Dept. for Paediatric Pneumology and Immunology, Charité - Universitätsmedizin Berlin, Berlin, Germany

Corresponding Author

stephanie.roll@charite.de

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: KCLC SR SL TK. Performed the experiments: KCLC SR TK. Analyzed the data: SR AR PM JMMJ KVS. Contributed reagents/materials/analysis tools: KHC AW BB MT GR SA IK AvB EE AH CK BS JS CMC AA CP OH SW UW UK. Wrote the paper: SR KCLC TK.