1. Department of Medicine, NorthShore University HealthSystem, University of Chicago, Evanston, IL
2. Division of Microbiology, NorthShore University HealthSystem, University of Chicago, Evanston, IL
3. Department of Laboratory Medicine and Pathology, NorthShore University HealthSystem, University of Chicago, Evanston, IL
4. Division of Infectious Diseases, NorthShore University HealthSystem, University of Chicago, Evanston, IL