1. Centre for Global Health Research, Kenya Medical Research Institute (KEMRI), Nairobi, Kenya
2. Epidemiology, Public Health, Implementation & Clinical Development Unit, International Vaccine Institute (IVI), Seoul, South Korea
3. Centre for Global Health Research, Kenya Medical Research Institute (KEMRI), Kisumu, Kenya
4. Division of Global Health Protection, Center for Global Health, Centers for Disease Control and Prevention, Atlanta, GA, USA
5. The Emory Global Health Institute, Emory University, Atlanta, GA, USA
6. Division of Global Health Protection, Center for Global Health, Centers for Disease Control and Prevention, Nairobi, Kenya