Hale Dispensary, Korogwe, Tanga Region, Tanzania
Tropical Medicine Research Institute, Khartoum, Sudan
B P Koirala Institute of Health Sciences, Dharan, Nepal
Kala Azar Medical Research Center, Muzaffarpur, Bihar, India
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