1. Health Care Financing Administration, Baltimore, Maryland
2. Primary Care Outcomes Research Institute, New England Medical Center Hospitals and Tufts University School of Medicine, Boston, Massachusetts
3. Division of Diabetes Translation, National Center for Chronic Disease Prevention and Health Promotion, Centers for Disease Control and Prevention, Atlanta, Georgia
4. Medical Services, VA New Jersey Health Care System, East Orange, New Jersey
5. American Diabetes Association, Alexandria, Virginia