aClinical Addiction Research and Education (CARE) Unit, Section of General Internal Medicine, Department of Medicine, Boston Medical Center and Boston University School of Medicine, Boston, MA, USA
bData Coordinating Center, Boston University School of Public Health, Boston, MA, USA
cDepartment of Epidemiology, Boston University School of Public Health, Boston, MA, USA
dYouth Alcohol Prevention Center, Boston University School of Public Health, Boston, MA, USA
eDepartment of Social and Behavioral Sciences, Boston University School of Public Health, Boston, MA, USA
fInflexxion, Inc., Newton, MA, USA
*Corresponding author at: Section of General Internal Medicine, Boston University Medical Center, 801 Massachusetts Avenue, 2nd Floor, Boston, MA 02118, USA. Tel.: +617 414 3846; fax: +617 414 4676.
E-mail: [email protected]
Submitted December 1, 2009; revised October 14, 2010; accepted November 3, 2010.