About the Authors

Bas B. van Rijn

brijn2@umcutrecht.nl

Affiliations Division of Perinatology and Gynecology, University Medical Center Utrecht, Utrecht, The Netherlands, Laboratory for Clinical Chemistry and Hematology, University Medical Center Utrecht, Utrecht, The Netherlands

Arie Franx

Affiliation Department of Obstetrics and Gynecology, St Elisabeth Hospital Tilburg, Tilburg, The Netherlands

Eric A. P. Steegers

Affiliation Division of Obstetrics and Prenatal Medicine, Erasmus Medical Center Rotterdam, Rotterdam, The Netherlands

Christianne J. M. de Groot

Affiliation Department of Obstetrics and Gynecology, Medical Center Haaglanden, The Hague, The Netherlands

Rogier M. Bertina

Affiliation Department of Hematology, Leiden University Medical Center, Leiden, The Netherlands

Gerard Pasterkamp

Affiliation Department of Experimental Cardiology, University Medical Center Utrecht, Utrecht, The Netherlands

Hieronymus A. M. Voorbij

Affiliation Laboratory for Clinical Chemistry and Hematology, University Medical Center Utrecht, Utrecht, The Netherlands

Hein W. Bruinse

Affiliation Division of Perinatology and Gynecology, University Medical Center Utrecht, Utrecht, The Netherlands

Mark Roest

Affiliation Laboratory for Clinical Chemistry and Hematology, University Medical Center Utrecht, Utrecht, The Netherlands

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: Bv AF GP HV HB MR. Performed the experiments: Bv. Analyzed the data: Bv. Contributed reagents/materials/analysis tools: ES Cd RB HV MR. Wrote the paper: Bv AF HB MR. Other: Enrolled patients: Bv. Wrote the first draft of the paper: Bv.