Clinical Research Unit of Nanoro, Burkina Faso, Nanoro, Burkina Faso
MRC Unit The Gambia at LSHTM, Fajara, Gambia
Muhimbili University of Health and Allied Sciences, Dar Es Salaam, Tanzania
Golden Community, Lalitpur, Nepal
International Centre for Diarrheal Disease Research, Bangladesh, Dhaka, Bangladesh
Malantouen District Hospital Catchment Area, Magba, Cameroon
Nchelenge District, Nchelenge, Luapula, Zambia
Kamuzu University of Health Sciences, Blantyre, Southern, Malawi
University of Ibadan, Ibadan, Oyo State, Nigeria
University of Zimbabwe, Harare, North East, Zimbabwe
Dzombo ward, Kwale, Kenya
Multiple, Soa/Mbankomo, Cameroon
Groupe de Recherche Action en Santé, Ouagadougou, Burkina Faso