Accepted for Publication: December 9, 2012.
Published Online: April 8, 2013. doi:10.1001/jamainternmed.2013.197
Author Contributions:Study concept and design: Clarke, Stein, R. A. Martin, Parker, Lopes, McGovern, Friedman, and Bock. Acquisition of data: Clarke, Stein, and Simon. Analysis and interpretation of data: Clarke, Stein, R. A. Martin, S. A. Martin, and Roberts. Drafting of the manuscript: Clarke, Stein, R. A. Martin, S. A. Martin, Parker, Lopes, McGovern, Simon, and Bock. Critical revision of the manuscript for important intellectual content: Stein, R. A. Martin, S. A. Martin, Roberts, and Friedman. Statistical analysis: Clarke, R. A. Martin, and Roberts. Obtained funding: Clarke, Stein, R. A. Martin, and Bock. Administrative, technical, and material support: Stein, Lopes, McGovern, Simon, and Friedman. Study supervision: Stein.
Conflict of Interest Disclosures: None reported.
Funding/Support: This work was supported in part by grant R01DA024093 from the National Institutes of Health/National Institute on Drug Abuse (Dr Clarke).
Additional Contributions: We would like to thank the Rhode Island Department of Corrections for their support of this project.