- Laboratory Sciences and Services Division, University of California, San Francisco (UCSF) - Department of Epidemiology and Biostatistics, International Center for Diarrhoeal Disease Research, Bangladesh - Nutrition and Clinical Service Division, International Centre for Diarrheal Disease Research (icddr,b), Carlos III Institute of Health - WHO Collaborating Centre for Leishmaniasis, International Center for Diarrhoeal Disease Research, Bangladesh - Nutrition and Clinical Service Division, International Center for Diarrhoeal Disease Research, Bangladesh - Nutrition and Clinical Service Division, International Center for Diarrhoeal Disease Research, Bangladesh - Nutrition and Clinical Service Division, London School of Hygiene & Tropical Medicine, International Centre for Diarrheal Disease Research (icddr,b), Drugs for Neglected Diseases Initiative (DNDi) and Drugs for Neglected Diseases Initiative (DNDi)