About the Authors

Maureen S. Durkin

mdurkin@wisc.edu

Affiliations Department of Population Health Sciences, University of Wisconsin School of Medicine and Public Health, Madison, Wisconsin, United States of America, Department of Pediatrics, University of Wisconsin School of Medicine and Public Health, Madison, Wisconsin, United States of America, Waisman Center, University of Wisconsin-Madison, Madison, Wisconsin, United States of America

Matthew J. Maenner

Affiliations Department of Population Health Sciences, University of Wisconsin School of Medicine and Public Health, Madison, Wisconsin, United States of America, Waisman Center, University of Wisconsin-Madison, Madison, Wisconsin, United States of America

F. John Meaney

Affiliation Department of Pediatrics, University of Arizona Health Sciences Center, Tucson, Arizona, United States of America

Susan E. Levy

Affiliation Department of Pediatrics, University of Pennsylvania, Philadelphia, Pennsylvania, United States of America

Carolyn DiGuiseppi

Affiliation Department of Epidemiology, Colorado School of Public Health, University of Colorado Denver, Aurora, Colorado, United States of America

Joyce S. Nicholas

Affiliation Division of Biostatistics and Epidemiology, Departments of Neurosciences and Medicine, Medical University of South Carolina, Charleston, South Carolina, United States of America

Russell S. Kirby

Affiliation Department of Community and Family Health, University of South Florida, Tampa, Florida, United States of America

Jennifer A. Pinto-Martin

Affiliation School of Nursing and School of Medicine, University of Pennsylvania, Philadelphia, Pennsylvania, United States of America

Laura A. Schieve

Affiliation National Center on Birth Defects and Developmental Disabilities, Centers for Disease Control and Prevention, Atlanta, Georgia, United States of America

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: MD MJM FJM SEL CD JSN RSK JPM LAS. Performed the experiments: MD MJM SEL CD JSN RSK JPM LAS. Analyzed the data: MD MJM FJM SEL CD JSN RSK JPM LAS. Contributed reagents/materials/analysis tools: MJM FJM SEL CD LAS. Wrote the paper: MD MJM FJM. Performed the literature review: MD. Coordinated input from co-authors: MD. Interpreted the results: MD MJM FJM SEL CD JSN RSK JPM LAS. Assisted with data collection: MJM FJM SEL CD JSN RSK JPM LAS. Creation of analytic data files: MJM. Drafting and editing the paper: MJM. Approved the final draft of the paper: MJM FJM SEL CD JSN RSK JPM LAS. Contributed to the design of the study: MJM FJM SEL CD JSN RSK JPM LAS. Revision and editing of the paper: FJM SEL CD JSN RSK JPM LAS.