About the Authors

Rachel Van Doorn

Contributed equally to this work with: Rachel Van Doorn, Narmin Mukhtarova

Roles Conceptualization, Data curation, Investigation, Project administration, Writing – original draft

Affiliation University of Wisconsin-Madison School of Medicine and Public Health, Madison, Wisconsin, United States of America

Narmin Mukhtarova

Contributed equally to this work with: Rachel Van Doorn, Narmin Mukhtarova

Roles Conceptualization, Data curation, Investigation, Project administration, Writing – original draft

Affiliation Department of Obstetrics and Gynecology, Division of Maternal-Fetal Medicine, University of Wisconsin School of Medicine and Public Health, Madison, Wisconsin, United States of America

Ian P. Flyke

Roles Conceptualization, Data curation, Investigation

Affiliation University of Wisconsin-Madison School of Medicine and Public Health, Madison, Wisconsin, United States of America

Michael Lasarev

Roles Data curation, Formal analysis, Methodology, Resources, Software, Visualization, Writing – review & editing

‡ These authors also contributed equally to this work.

Affiliation Department of Biostatistics and Medical Informatics, University of Wisconsin, Madison, Wisconsin, United States of America

KyungMann Kim

Roles Data curation, Formal analysis, Methodology, Resources, Software, Visualization, Writing – review & editing

‡ These authors also contributed equally to this work.

Affiliation Department of Biostatistics and Medical Informatics, University of Wisconsin, Madison, Wisconsin, United States of America

Charles H. Hennekens

Roles Conceptualization, Methodology, Writing – original draft, Writing – review & editing

Affiliation Charles E. Schmidt College of Medicine, Florida Atlantic University, Boca Raton, Florida, United States of America

Kara K. Hoppe

Roles Conceptualization, Data curation, Funding acquisition, Investigation, Methodology, Project administration, Resources, Software, Supervision, Writing – original draft, Writing – review & editing

khoppe2@wisc.edu

Affiliation Department of Obstetrics and Gynecology, Division of Maternal-Fetal Medicine, University of Wisconsin School of Medicine and Public Health, Madison, Wisconsin, United States of America

Competing Interests

Drs. Van Doorn, Mukhtarova, Flyke, Lasarev, and Hoppe have no disclosures. Professor Kim reports that he serves as a member of data monitoring committees for Astellas, AstraZeneca, Actelion, Bayer, Bristol-Myers Squibb, GlaxoSmithKline, Idorsia, Merck, and Sarepta. He holds no stock in any biopharmaceutical or medical device company. Professor Hennekens reports that he serves as an independent scientist in an advisory role to investigators and sponsors as Chair of data monitoring committees for Amgen, British Heart Foundation, Cadila, Canadian Institutes of Health Research, DalCor, and Regeneron; to the United States (U.S.) Food and Drug Administration, and UpToDate; receives royalties for authorship or editorship of 3 textbooks and as co-inventor on patents for inflammatory markers and cardiovascular disease that are held by Brigham and Women’s Hospital; has an investment management relationship with the West-Bacon Group within SunTrust Investment Services, which has discretionary investment Cover Letter with amended statements authority; does not own any common or preferred stock in any pharmaceutical or medical device company. This does not alter our adherence to PLOS ONE policies on sharing data and materials.