About the Authors
- Marianne Eijkemans
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* E-mail: m.eijkemans@cukz.umcn.nl
Affiliations Department of Pediatrics, Radboud University Medical Centre, Nijmegen, The Netherlands, Department of Epidemiology, School for Public Health and Primary Care (CAPHRI), Maastricht University, Maastricht, The Netherlands
- Monique Mommers
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Affiliation Department of Epidemiology, School for Public Health and Primary Care (CAPHRI), Maastricht University, Maastricht, The Netherlands
- Jos M. Th. Draaisma
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Affiliation Department of Pediatrics, Radboud University Medical Centre, Nijmegen, The Netherlands
- Carel Thijs
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Affiliation Department of Epidemiology, School for Public Health and Primary Care (CAPHRI), Maastricht University, Maastricht, The Netherlands
- Martin H. Prins
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Affiliation Department of Epidemiology, School for Public Health and Primary Care (CAPHRI), Maastricht University, Maastricht, The Netherlands
Competing Interests
The authors have declared that no competing interests exist.
Author Contributions
Analyzed the data: ME. Wrote the paper: ME MM CT JD MP. Quality assessment: ME MM CT JD MP. Literature search: ME MM. Inclusion: ME MM. Data-extraction of longitudinal studies: ME CT. Data-extraction of cross-sectional studies: ME. Analysis: ME.