About the Authors
- Nancy Krieger
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*To whom correspondence should be addressed. E-mail: nkrieger@hsph.harvard.edu
Affiliation Department of Society, Human Development and Health, Harvard School of Public Health, Boston, Massachusetts, United States of America
- Jarvis T Chen
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Affiliation Department of Society, Human Development and Health, Harvard School of Public Health, Boston, Massachusetts, United States of America
- Brent A Coull
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Affiliation Department of Statistics, Harvard School of Public Health, Boston, Massachusetts, United States of America
- Joe V Selby
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Affiliation Division of Research, Kaiser Permanente, Oakland, California, United States of America
Competing Interests
The authors have declared that no competing interests exist.
Author Contributions
NK conceived and designed the study, interpreted the data, and prepared the manuscript. JTC helped devise the analytic plan, conducted the analyses, and assisted with interpreting the data and preparing the manuscript. BAC advised on the analytic plan, and assisted with analyzing and interpreting the data and with preparing the manuscript. JVS designed the Kaiser Permanente Women Twins Study II, and assisted with interpretation of the data and preparing the manuscript.