1. Department of Medical Microbiology, School of Laboratory Medicine and Medical Sciences, University of KwaZulu-Natal, Durban, South Africa.
2. National Health Laboratory Service, Durban, South Africa.
3. Department of Paediatrics and Child Health, Nelson R. Mandela School of Medicine, University of KwaZulu-Natal, Durban, South Africa.
4. Maternal and Child Health and Nutrition Global Program, PATH, Seattle, Washington.
5. Department of Computer Science & Engineering, University of Washington, Seattle, Washington.
6. Technology Solutions Global Program, PATH, Seattle, Washington.