1. Division of Infectious Diseases, Department of Internal Medicine, University of Utah School of Medicine, Salt Lake City, UT, USA
2. Division of Cardiovascular Medicine, Department of Internal Medicine, University of Utah School of Medicine, Salt Lake City, UT, USA
3. College of Social and Behavioral Science, University of Utah, Salt Lake City, UT, USA
4. Center for Natural & Technological Hazards, University of Utah, Salt Lake City, UT, USA
5. Department of Sociology, University of Utah, Salt Lake City, UT, USA
6. Division of Epidemiology, Department of Internal Medicine, University of Utah School of Medicine, Salt Lake City, UT, USA
7. Department of Veterans Affairs, Salt Lake City Health Care System, Salt Lake City, UT, USA
8. Department of Biology, Pennsylvania State University, State College, PA, USA