From the University of Virginia School of Medicine (EWG and CPH), Charlottesville VA; Center for Wellness and Change (EWG), Charlottesville, VA; Columbia University College of Physicians and Surgeons (EWG), New York, NY; University of Chicago (MGK), Chicago, IL; and University of North Carolina School of Medicine, Chapel Hill (LMW).
Send correspondence and reprint requests to Erik W. Gunderson, MD, University of Virginia Health System, University of Virginia School of Medicine, Box 800623, Charlottesville, VA 22908. E-mail: [email protected].
Supported by Youth-Nex, the Center to Promote Effective Youth Development, University of Virginia Curry School of Education (Dr Gunderson), and T32 DA 007255 (Dr Kirkpatrick).
Dr Gunderson provides consultation for MedicaSafe, Inc. (131 Varick St, Suite 934, New York, NY) and Orexo AB (Box 303 SE-751 05 Uppsala, Sweden).
The other authors declare no conflicts of interest.
Received June 08, 2012
Accepted March 05, 2013