1 Michael A. Dunn is with the Veterans Administration Northern Indiana Health Care System, Fort Wayne, and the Departments of Medicine and Biomedical Informatics, University of Pittsburgh, Pittsburgh, PA. Elliot B. Tapper is with the Veterans Administration Ann Arbor Health Care System, Ann Arbor, MI, and the Department of Medicine, University of Michigan, Ann Arbor. Shari S. Rogal is with the Center for Health Equity, Research and Promotion, Veterans Administration Pittsburgh Health Care System, Pittsburgh, PA, and the Department of Medicine, University of Pittsburgh.