1. University of Maryland School of Medicine, Veterans Affairs Maryland Healthcare System, Baltimore, Maryland.
2. Yale University School of Medicine and Public Health, Veterans Affairs Connecticut Healthcare System, West Haven, Connecticut.
3. Center for Health Services Research on Pharmacotherapy, Chronic Disease Management, and Outcomes, Institute for Health, Rutgers University, New Brunswick, New Jersey.
4. University of Washington, Seattle, Washington.
5. University of Pittsburgh School of Medicine, Veterans Affairs Pittsburgh Healthcare System, Pittsburgh, Pennsylvania.
6. Michael E. DeBakey VA Medical Center, Department of Medicine, Baylor College of Medicine, Houston, Texas.
7. UCLA School of Medicine, Greater Los Angeles Veterans Affairs Healthcare System Los Angeles, California.
8. Baltimore Veterans Affairs Medical Center Geriatric Research, Education, and Clinical Center, Baltimore, Maryland.