1. Department of Epidemiology and Public Health, University of Maryland School of Medicine, Baltimore, Maryland, USA
2. Division of Infectious Diseases, Department of Medicine, Johns Hopkins University School of Medicine, Baltimore, Maryland, USA
3. Duke Center for Antimicrobial Stewardship and Infection Prevention, Duke University School of Medicine, Durham, North Carolina, USA
4. School of Pharmacy, Virginia Commonwealth University, Richmond, Virginia, USA
5. School of Medicine, Virginia Commonwealth University, Richmond, Virginia, USA
6. Department of Community Health Sciences, University of Calgary, Calgary, Alberta, Canada
7. Cook County Health and Rush University Medical Center, Chicago, Illinois, USA
8. Division of Infectious Diseases, Department of Internal Medicine, Washington University School of Medicine, St Louis, Missouri, USA