1. Department of Family Medicine and Community Health, University of Minnesota, Minneapolis, MN, USA
2. Center for Public Health Practice, Minnesota Department of Health, Saint Paul, MN, USA
3. Department of Family Medicine and Community Health, School of Medicine and Public Health, University of Wisconsin–Madison, Madison, WI, USA
4. Department of Family Medicine, University of Washington, Seattle, WA, USA
5. School of Public Affairs, University of Colorado Denver, Denver, CO, USA
6. Department of Family Medicine, University of Colorado Denver, Denver, CO, USA
7. School of Nursing, University of Wisconsin–Madison, Madison, WI, USA