1 Duke Center for Antimicrobial Stewardship and Infection Prevention, Durham, NC, USA; Division of Infectious Diseases, Duke University School of Medicine, Durham, NC 27710, USA.
2 Duke Center for Antimicrobial Stewardship and Infection Prevention, Durham, NC, USA; Division of Infectious Diseases, Duke University School of Medicine, Durham, NC 27710, USA. Electronic address: deverick.anderson@duke.edu.