1. Division of Pulmonary and Critical Care,
2. Department of Epidemiology,
3. Division of Epidemiology, and
4. Department of Population Health Sciences, and
5. Office of Clinical Systems Development and Evaluation, Department of Veterans Affairs, Washington, DC;
6. Division of Emergency Medicine, Veterans Affairs Salt Lake City Health Care System and University of Utah, Salt Lake City, Utah;
7. Department of Biomedical Informatics, University of Utah, Salt Lake City, Utah;
8. Division of Pulmonary and Critical Care Medicine, University of Utah and Intermountain Health, Salt Lake City, Utah; and
9. Department of Internal Medicine, Veterans Affairs Center for Health Equity, Research, and Promotion, Veterans Affairs Pittsburgh Healthcare System, Pittsburgh, Pennsylvania