1 Harvard Medical School, Infection Control Unit and Division of Infectious Diseases, Massachusetts General Hospital, and Infection Control, Mass General Brigham, Boston, Massachusetts.
2 Division of Geographic Medicine and Infectious Diseases, Tufts University School of Medicine, and Tufts Medicine, Boston, Massachusetts.
3 VA Boston Center for Healthcare Organization and Implementation Research and Harvard Medical School, Department of Medicine, Section of Infectious Diseases, Boston, Massachusetts.