1. Departments of Medicine and Pediatrics, University of Minnesota, Minneapolis, Minnesota;
2. Department of Pediatrics and Emory Global Health Institute, Emory University, Atlanta, Georgia;
3. Department of Paediatrics and Child Health, School of Medicine, College of Health Sciences, Makerere University, Kampala, Uganda; and
4. Department of Pediatrics, Perelman School of Medicine, University of Pennsylvania and Children’s Hospital of Philadelphia, Philadelphia, Pennsylvania