About the Authors

Pathik D. Wadhwa

pwadhwa@uci.edu

Affiliations Departments of Psychiatry and Human Behavior, University of California Irvine, Irvine, California, United States of America, Department of Pediatrics, University of California Irvine, Irvine, California, United States of America, Department of Obstetrics and Gynecology, University of California Irvine, Irvine, California, United States of America, Department of Epidemiology, University of California Irvine, Irvine, California, United States of America

Hyagriv N. Simhan

Affiliation Department of Obstetrics, Gynecology and Reproductive Sciences, University of Pittsburgh, Pittsburgh, Pennsylvania, United States of America

Sonja Entringer

Affiliation Department of Pediatrics, University of California Irvine, Irvine, California, United States of America

Claudia Buss

Affiliation Department of Pediatrics, University of California Irvine, Irvine, California, United States of America

Roger Smith

Affiliation Mothers and Babies Research Centre/Endocrine Unit, The University of Newcastle, Newcastle, New South Wales, Australia

Calvin J. Hobel

Affiliation Department of Obstetrics, Gynecology and Pediatrics, Cedars Sinai Medical Center and the David Geffen School of Medicine, University of California Los Angeles, Los Angeles, California, United States of America

Naveed Farhana

Affiliation Department of Epidemiology, Human Genetics and Environmental Sciences, The University of Texas Health Science Center, Houston, Texas, United States of America

Lawrence Shimmin

Affiliation Department of Epidemiology, Human Genetics and Environmental Sciences, The University of Texas Health Science Center, Houston, Texas, United States of America

James E. Hixson

Affiliation Department of Epidemiology, Human Genetics and Environmental Sciences, The University of Texas Health Science Center, Houston, Texas, United States of America

Charles F. Sing

Affiliation Department of Human Genetics, University of Michigan, Ann Arbor, Michigan, United States of America

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: PDW HNS RS CFS. Performed the experiments: PDW HNS CJH JEH SE CB. Analyzed the data: CFS JEH PDW. Contributed reagents/materials/analysis tools: NF LS JEH. Wrote the paper: PDW CFS HNS SE CB RS.