1. Department of Pediatrics and
2. Center for Vaccine Development and Global Health, School of Medicine, University of Maryland, Baltimore, Maryland;
3. Vanderbilt Vaccine Research Program, Department of Pediatrics, School of Medicine, Vanderbilt University, Nashville, Tennessee;
4. Departments of Medicine and
5. Children’s Mercy Hospital, Kansas City, Missouri;
6. Department of Pediatrics, Cincinnati Children’s Hospital Medical Center and University of Cincinnati, Cincinnati, Ohio;
7. Pediatrics, School of Medicine, Emory University, Atlanta, Georgia; and
8. Pediatrics, Saint Louis University, St Louis, Missouri;
9. Emmes Corporation, Rockville, Maryland