Institut de Recherche pour le Developpement, Dakar, Senegal
London School of Hygiene and Tropical Medicine, London, United Kingdom
Merlin, Kunduz, Afghanistan
HealthNet TPO, Jalalabad, Nangahar, Afghanistan
Health Protection and Research Organisation, Kabul, Afghanistan
High Technology Medical Center, University Clinic, Tbilisi, Georgia
London School of Hygiene and Tropical Medicine, London, United Kingdom
Tropical Gastroenterology and Nutrition Group (TROPGAN), University of Zambia School of Medicine, Lusaka, Zambia
Walukuba Health Centre IV, Jinja, Eastern Region, Uganda
Various health facilities, Enugu, Enugu State, Nigeria
London School of Hygiene and Tropical Medicine, London, United Kingdom
Universite Chiekh Anta Diop, Dakar, Senegal