1. Division of Pediatric Infectious Diseases, Doernbecher Children’s Hospital, Oregon Health & Science University, Portland, Oregon;
2. Department of Population Medicine, Harvard Medical School and Harvard Pilgrim Health Care Institute, Boston, Massachusetts;
3. Johns Hopkins School of Nursing, Baltimore, Maryland;
4. Neighborhood Health Plan, Boston, Massachusetts;
5. Division of Geographic Medicine and Infectious Diseases, Tufts Medical Center, Boston, Massachusetts; and
6. Division of General Pediatrics, Boston Children’s Hospital, Boston, Massachusetts