1. Department of Public Health and Community Medicine, Tufts University School of Medicine, Boston, Massachusetts
2. Research Triangle Institute, Research Triangle Park, North Carolina
3. Department of Medicine, Boston Medical Center, Boston, Massachusetts
4. Boston University School of Public Health, Boston, Massachusetts
5. National Institute on Drug Abuse, National Institutes of Health, Bethesda, Maryland
6. Department of Psychiatry, Columbia University; Division on Substance Use Disorders, New York State Psychiatric Institute, New York
7. College of Medicine, University of Kentucky Center on Drug and Alcohol Research, Lexington
8. Ohio Department of Mental Health and Addiction Services, Columbus
9. State of Ohio Board of Pharmacy, Columbus
10. College of Medicine, Ohio State University, Columbus
11. College of Pharmacy, University of Kentucky, Lexington
12. Department of Public Health Sciences, University of Miami, Miami, Florida
13. UMass Chan Medical School–Baystate, Springfield, Massachusetts
14. Office of Prescription Monitoring and Drug Control, Massachusetts Department of Public Health, Boston
15. RecoveryOhio, Office of Ohio Governor Mike DeWine, Columbus
16. Health Behavior and Health Promotion, Ohio State University, Columbus
17. Case Western Reserve University School of Medicine, Cleveland, Ohio
18. University of Cincinnati College of Medicine, Cincinnati, Ohio
19. Clinical Addiction Research and Education Unit, Section of General Internal Medicine, Department of Medicine, Boston University Chobanian & Avedisian School of Medicine and Boston Medical Center, Boston, Massachusetts