Emory University, Emory University, Emory University, Emory University, Emory University, International Centre for Diarrheal Disease Research (icddr,b), International Centre for Diarrheal Disease Research (icddr,b), International Centre for Diarrheal Disease Research (icddr,b), Haramaya University, Kenya Medical Research Institute (KEMRI), Centro de Investigação em Saúde da Manhiça (CISM), Centro de Investigação em Saúde da Manhiça (CISM), Centro de Investigação em Saúde da Manhiça (CISM), University of Calabar, University of Calabar, University of Calabar, Aga Khan University - Department of Paediatrics & Child Health, Aga Khan University, The ARC for Health, The ARC for Health, The ARC for Health, University of the Witwatersrand, University of the Witwatersrand, University of the Witwatersrand, Task Force for Global Health Inc., Task Force for Global Health Inc., Task Force for Global Health Inc., Department of Biomedical Informatics, Emory University School of Medicine, Emory University and Emory University