About the Authors
- Jason P. Block
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* E-mail: jason_block@harvardpilgrim.org
Affiliation Obesity Prevention Program, Department of Population Medicine, Harvard Medical School/Harvard Pilgrim Health Care Institute, Boston, Massachusetts, United States of America
- S. V. Subramanian
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Affiliation Department of Social and Behavioral Sciences, Harvard School of Public Health, Boston, Massachusetts, United States of America
- Nicholas A. Christakis
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Affiliation Department of Health Care Policy, Harvard Medical School, Boston, Massachusetts, United States of America
- A. James O’Malley
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Affiliation Department of Health Care Policy, Harvard Medical School, Boston, Massachusetts, United States of America
Competing Interests
The authors have declared that no competing interests exist.
Author Contributions
Conceived and designed the experiments: JPB SVS NAC AJO. Analyzed the data: JPB SVS AJO. Wrote the paper: JPB SVS NAC AJO.