1. Counseling Psychology and Human Services Department University of Oregon, College of Education Eugene OR USA
2. U.S. Department of Veterans Affairs Evidence Synthesis Program Coordinating Center VA Portland Health Care System Portland OR USA
3. Department of Community Health Sciences Boston University School of Public Health Boston MA USA
4. Clinical Addiction Research and Education Unit, Section of General Internal Medicine Boston University School of Medicine; Grayken Center for Addiction, Boston Medical Center Boston MA USA