About the Authors

David J. Kaufman

Contributed equally to this work with: David J. Kaufman, Rebecca Baker, Lauren C. Milner, Kathy L. Hudson

dave.kaufman@nih.gov

Affiliation National Human Genome Research Institute, Division of Genomics and Society, National Institutes of Health, Rockville, MD, United States of America

Rebecca Baker

Contributed equally to this work with: David J. Kaufman, Rebecca Baker, Lauren C. Milner, Kathy L. Hudson

Affiliation National Institutes of Health, Office of the Director, Bethesda, MD, United States of America

Lauren C. Milner

Contributed equally to this work with: David J. Kaufman, Rebecca Baker, Lauren C. Milner, Kathy L. Hudson

Affiliation National Institutes of Health, Office of the Director, Bethesda, MD, United States of America

Stephanie Devaney

Affiliation National Institutes of Health, Office of the Director, Bethesda, MD, United States of America

Kathy L. Hudson

Contributed equally to this work with: David J. Kaufman, Rebecca Baker, Lauren C. Milner, Kathy L. Hudson

Affiliation National Institutes of Health, Office of the Director, Bethesda, MD, United States of America

Competing Interests

During the study and at the time of publication, DK worked at the National Institutes of Health (NIH) which is sponsoring and developing the PMI cohort study. He was not involved in those efforts. During the study and at the time of publication, KH, RB, and LM worked at the NIH which is sponsoring and developing the PMI cohort study, and were directly involved in development of the PMI cohort study. SD worked at the NIH at the time the survey was developed where she worked directly on development of the PMI study. At the time of publication, she worked at the White House where she was involved in some aspects of developing the PMI study. This does not alter the authors' adherence to all PLOS ONE policies on data sharing and materials.

Author Contributions

Conceived and designed the experiments: DK RB LM SD KH. Performed the experiments: DK RB LM SD KH. Analyzed the data: DK RB. Wrote the paper: DK RB LM SD KH.