1. University at Buffalo, State University of New York
2. Children’s Mercy Hospital, Kansas City, Missouri
3. University of Missouri, Kansas City School of Medicine, Vanderbilt University School of Medicine, Nashville, Tennessee
4. Department of Pathology, Microbiology, and Immunology, Vanderbilt University School of Medicine, Nashville, Tennessee
5. Department of Pediatrics, Vanderbilt University School of Medicine, Nashville, Tennessee
6. Centers for Disease Control and Prevention, Atlanta, Georgia
7. UCSF Benioff Children’s Hospital, Oakland, California