1. Indiana Prevention Resource Center, Department of Applied Health Science, School of Public Health, Indiana University, Bloomington, Indiana, USA
2. Institute for Research on Addictive Behavior, School of Public Health, Indiana University, Bloomington, Indiana, USA
3. School of Social Work, Indiana University, Indianapolis, Indiana, USA
4. School of Nursing, George Washington University, Washington D.C., USA
5. Department of Medicine, Indiana University School of Medicine, Indiana University-Purdue University, Indianapolis, Indiana, USA