1. Department of Research, OCHIN, Portland, Oregon
2. Quantitative Sciences Core, OCHIN, Portland, Oregon
3. Social Policy Program, OCHIN, Portland, Oregon
4. Case Western Reserve University, Cleveland, Ohio
5. AAMC Center for Health Justice, Association of American Medical Colleges, Washington, DC
6. Oregon Health and Science University, Portland, Oregon
7. University of Colorado, Anschutz Medical Campus, Aurora, Colorado