About the Authors
- Michael R. Martin
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* E-mail: martinm@csr.nih.gov
Affiliation Office of the Director, Center for Scientific Review, Bethesda, Maryland, United States of America
- Andrea Kopstein
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Affiliation Substance Abuse and Mental Health Services Administration (SAMHSA), Director of the Office of Program Analysis, Bethesda, Maryland, United States of America
- Joy M. Janice
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Affiliation Tunnell Government Services, Bethesda, Maryland, United States of America
Competing Interests
Drs. Martin and Kopstein are employees of the Department of Health and Human Services. Ms. Janice is a consultant. This does not alter the authors' adherence to all the PLoS ONE policies on sharing data and materials.
Author Contributions
Conceived and designed the experiments: MRM. Performed the experiments: MRM AK. Analyzed the data: MRM AK JMJ. Contributed reagents/materials/analysis tools: AK JMJ. Wrote the paper: MRM AK JMJ.