1. Section of General Internal Medicine, Chicago Center for Diabetes Translation Research, MacLean Center for Clinical Medical Ethics, Center for the Study of Race, Politics and Culture The University of Chicago Chicago Illinois USA
2. Social Interventions Research and Evaluation Network (SIREN), Center for Health and Community University of California San Francisco San Francisco California USA
3. The Ohio State University Wexner Medical Center, Family and Community Medicine The Ohio State University College of Medicine Columbus Ohio USA
4. RTI International Durham North Carolina USA
5. School of Public Health San Diego State University San Diego California USA
6. Department of Family and Community Medicine, Social Interventions Research and Evaluation Network (SIREN), Center for Health and Community Researcher University of California San Francisco California USA
7. Section of General Internal Medicine University of California San Diego California USA