1. University of North Carolina Department of Family Medicine, and Cecil G. Sheps Center for Health Research, Chapel Hill, NC
2. University of North Carolina Department of Family Medicine
3. East Carolina University, Brody School of Medicine
4. University of South Carolina Department of Family and Preventive Medicine
5. Department of Community Health and Family Medicine, College of Medicine, University of Florida, Gainesville, FL
6. Cabarrus Family Medicine Residency, Carolinas Healthcare System, Concord, NC
7. North Carolina Area Health Education Centers