1. Division of Infectious Diseases, Department of Medicine, Duke University Medical Center, Durham, North Carolina2Program for Infection Prevention and Healthcare Epidemiology, Duke University Medical Center, Durham, North Carolina3Durham Veterans Affairs Me
2. Division of Infectious Diseases, Department of Medicine, Duke University Medical Center, Durham, North Carolina2Program for Infection Prevention and Healthcare Epidemiology, Duke University Medical Center, Durham, North Carolina
3. Program for Infection Prevention and Healthcare Epidemiology, Duke University Medical Center, Durham, North Carolina
4. Division of Infectious Diseases, Department of Medicine, Duke University Medical Center, Durham, North Carolina
5. Occupational and Environmental Safety, Duke University Medical Center, Durham, North Carolina
6. Clinical Microbiology Laboratory, Duke University Medical Center, Durham, North Carolina
7. Division of Infectious Diseases, Department of Medicine, Duke University Medical Center, Durham, North Carolina5Clinical Microbiology Laboratory, Duke University Medical Center, Durham, North Carolina
8. Department of Pediatrics, University of Michigan, Ann Arbor