About the Authors
- Randall S Stafford
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*To whom correspondence should be addressed. E-mail: rstafford@stanford.edu
Affiliation Program on Prevention Outcomes and Practices, Stanford Prevention Research Center, Stanford University School of Medicine, Stanford, California, United States of America
- Veronica Monti
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Affiliation Program on Prevention Outcomes and Practices, Stanford Prevention Research Center, Stanford University School of Medicine, Stanford, California, United States of America
- Jun Ma
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Affiliation Program on Prevention Outcomes and Practices, Stanford Prevention Research Center, Stanford University School of Medicine, Stanford, California, United States of America
Competing Interests
The authors have declared that no competing interests exist.
Author Contributions
RSS obtained study funding. RSS and JM designed the study. RSS, VM, and JM analyzed the data and contributed to writing the paper.