1. CHAllenges in Managing and Preventing Pain (CHAMPP) Clinical Research Center, University of Pittsburgh, Pittsburgh, PA, USA
2. Division of General Internal Medicine, Center for Research on Health Care, University of Pittsburgh, Pittsburgh, PA, USA
3. Division of General Internal Medicine, Montefiore Medical Center, Albert Einstein College of Medicine, Bronx, NY, USA
4. Department of Psychiatry, Oregon Health and Science University, Portland, OR, USA
5. Center to Improve Veteran Involvement in Care, VA Portland Health Care System, Portland, OR, USA
6. Department of Medicine, Oregon Health and Science University, Portland, OR, USA