About the Authors

Marga B. M. Bekkers

marga.bekkers@rivm.nl

Affiliations Institute for Risk Assessment Sciences, Utrecht University, Utrecht, The Netherlands, Centre for Prevention and Health Services Research, National Institute for Public Health and the Environment (RIVM), Bilthoven, The Netherlands

Bert Brunekreef

Affiliations Institute for Risk Assessment Sciences, Utrecht University, Utrecht, The Netherlands, Julius Centre for Health Sciences and Primary Care, University Medical Center Utrecht, Utrecht, The Netherlands

Gerard H. Koppelman

Affiliation Department of Pediatric Pulmonology and Pediatric Allergology, Beatrix Children’s Hospital, University of Groningen, University Medical Center Groningen, Groningen, The Netherlands

Marjan Kerkhof

Affiliation Department of Epidemiology and Bioinformatics, University of Groningen, University Medical Center Groningen, Groningen, The Netherlands

Johan C. de Jongste

Affiliation Department of Pediatrics, Erasmus University Medical Center, Sophia Children’s Hospital, Rotterdam, The Netherlands

Henriëtte A. Smit

Affiliation Julius Centre for Health Sciences and Primary Care, University Medical Center Utrecht, Utrecht, The Netherlands

Alet H. Wijga

Affiliation Centre for Prevention and Health Services Research, National Institute for Public Health and the Environment (RIVM), Bilthoven, The Netherlands

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: MBMB BB AHW. Analyzed the data: MBMB. Wrote the paper: MBMB BB AHW. Interpretation of the results: MBMB BB AHW JCdJ GHK HAS MK. Review and revision of the manuscript: JCdJ GHK HAS MK. Principle investigators of the study and responsible for the study design and data collection: BB MK JCdJ AHW HAS.