1. Program in Addiction Medicine, Department of Internal Medicine, Yale School of Medicine, New Haven, Connecticut, USA
2. Department of Medicine, Hennepin Healthcare, Minneapolis, Minnesota, USA
3. Department of Psychiatry and Behavioral Sciences, Johns Hopkins University, Baltimore, Maryland, USA
4. START Treatment and Recovery Centers, Brooklyn, New York, USA
5. Department of Psychiatry and Behavioral Medicine, Medical College of Wisconsin, Milwaukee, Wisconsin, USA
6. Department of Internal Medicine, University of Utah, Salt Lake City, Utah, USA
7. Department of Psychiatry and Behavioral Health, Penn State University, State College, Pennsylvania, USA
8. Center for Research on Health Care, Division of General Internal Medicine, University of Pittsburgh, Pittsburgh, Pennsylvania, USA
9. Department of Psychiatry, Columbia University Irving Medical Center, New York, New York, USA
10. Department of Public Health & Preventive Medicine, Oregon Health & Science University, Portland, Oregon, USA
11. Friends Research Institute, Baltimore, MD, USA
12. Department of Public Health Sciences, University of Miami, Coral Gables, Florida, USA
13. Division of Mood Disorders, Department of Psychiatry, UT Southwestern Medical Center, Dallas, Texas, USA
14. Division of General Internal Medicine, Department of Internal Medicine, University of Washington, Seattle, Washington, USA
15. Division on Substance Use Disorders, Department of Psychiatry, Columbia University, New York, New York, USA
16. Department of Medicine and Department of Psychiatry and Behavioral Sciences, Duke University School of Medicine, Durham, North Carolina, USA
17. Department of Emergency Medicine, Yale School of Medicine, New Haven, Connecticut, Yale School of Public Health, New Haven, Connecticut, USA