Medical Reseearch Council Laboratories The Gambia, Banjul, Gambia
Medical Research Council Laboratories, Banjul, Gambia
Secondary Schools, Dar es Salaam, Tanzania
Tanzania National Institute for Medical Research, Mwanza, Tanzania
Small Enterprise Foundation, Tzaneen, Limpopo Province, South Africa
Karonga Prevention Study, Chilumba, Karonga District, Malawi
Redbridge and Waltham Forest Primary Care Trust, Ilford, Essex, United Kingdom
Kintampo Health Research Centre, Kintampo, Brong Ahafo, Ghana
Medical Research Council Laboratories, Farafenni, Gambia
Centre National de Recherche et de Formation sur le Paludisme, Ouagadougou, Kadiogo, Burkina Faso
HealthNet International, Peshawar, Pakistan