1. Department of Research and Programs, Kenyatta National Hospital , Nairobi , Kenya
2. Department of Pediatrics and Child Health, University of Nairobi , Nairobi , Kenya
3. Washington State University Global Health Kenya , Nairobi , Kenya
4. Paul G. Allen School of Global Health, Washington State University , Pullman , USA
5. Kenya Medical Research Institute , Kisumu , Kenya
6. CDC-Kenya, Centers for Disease Control and Prevention , Nairobi , Kenya
7. Coast Referral and Teaching Hospital , Mombasa , Kenya
8. University of Nairobi Institute of Tropical and Infectious Diseases , Nairobi , Kenya
9. Department of Health Care Quality, Kenyatta National Hospital , Nairobi , Kenya
10. Research and Programs Department, Kenyatta National Hospital , Nairobi , Kenya
11. Institute of Tropical Medicine , Antwerp , Belgium
12. Department of Pediatrics, Kenyatta National Hospital , Nairobi , Kenya