About the Authors

Glen A. Satten

GSatten@cdc.gov

Affiliation Division of Reproductive Health, Centers for Disease Control and Prevention, Atlanta, Georgia, United States of America

Andrew S. Allen

Affiliation Department of Biostatistics and Bioinformatics and Duke Clinical Research Institute, Duke University, Durham, North Carolina, United States of America

Morna Ikeda

Affiliation Department of Human Genetics, Emory University, Atlanta, Georgia, United States of America

Jennifer G. Mulle

Affiliations Department of Human Genetics, Emory University, Atlanta, Georgia, United States of America, Department of Epidemiology, Emory University, Atlanta, Georgia, United States of America

Stephen T. Warren

Affiliation Department of Epidemiology, Emory University, Atlanta, Georgia, United States of America

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: GS JM SW. Performed the experiments: JM MI. Analyzed the data: GS AA. Wrote the paper: GS AA JM.