1. Health Services Research & Development Program, Harry S. Truman Memorial Veterans Hospital, Columbia, Missouri, and the Center for Health Care Quality, Department of Health Management & Informatics, School of Medicine, University of Missouri, Columbia, borens@health .missouri.edu
2. Department of Health Management & Informatics, School of Medicine, University of Missouri, Columbia, Center for Health Care Quality, School of Medicine, University of Missouri, Columbia
3. Center for Health Studies, Group Health Cooperative,
Seattle, Washington
4. Division of Diabetes Translation, Centers for Disease
Control and Prevention, Atlanta, Georgia