About the Authors

Karien E. A. Hack

k.e.a.hack@umcutrecht.nl

Affiliation Department of Obstetrics, Wilhelmina Children's Hospital, University Medical Centre Utrecht, Utrecht, The Netherlands

Corine Koopman-Esseboom

Affiliation Department of Neonatology, Wilhelmina Children's Hospital, University Medical Centre Utrecht, Utrecht, The Netherlands

Jan B. Derks

Affiliation Department of Obstetrics, Wilhelmina Children's Hospital, University Medical Centre Utrecht, Utrecht, The Netherlands

Sjoerd G. Elias

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

Martin J. K. de Kleine

Affiliation Department of Neonatology, Máxima Medical Centre, Veldhoven, The Netherlands

Wim Baerts

Affiliation Department of Neonatology, Isala Clinics, Zwolle, The Netherlands

Attie T. J. I. Go

Affiliation Department of Obstetrics, VU University Amsterdam, Amsterdam, The Netherlands

Arty H. P. Schaap

Affiliation Department of Obstetrics, Amsterdam Medical Centre, Amsterdam, The Netherlands

Mark A. H. B. M. van der Hoeven

Affiliation Department of Neonatology, University Hospital Maastricht, Maastricht, The Netherlands

Alex J. Eggink

Affiliation Department of Obstetrics, Radboud University Nijmegen Medical Centre, Nijmegen, The Netherlands

Krystyna M. Sollie

Affiliation Department of Obstetrics, University Medical Centre Groningen, Groningen, The Netherlands

Nynke Weisglas-Kuperus

Affiliation Department of Neonatology, Erasmus Medical Centre, Rotterdam, The Netherlands

Gerard H. A.Visser

Affiliation Department of Obstetrics, Wilhelmina Children's Hospital, University Medical Centre Utrecht, Utrecht, The Netherlands

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: KEAH CKE JBD SGE MJdK WB ATG AHS MAvdH AJE KMS NWK GHV. Performed the experiments: KEAH. Analyzed the data: KEAH SGE. Wrote the paper: KEAH CKE JBD SGE MJdK WB ATG AHS MAvdH AJE KMS NWK GHV.