[1] Medical Research Council - The Gambia Unit,Department of Epidemiology and Population Health
[2] International Centre for AIDS Care and Treatment Programme (ICAP),West Africa Platform for HIV Intervention Research (WAPHIR) Network
[3] London School of Hygiene & Tropical Medicine (LSHTM),undefined
[4] Institute of Tropical Medicine,undefined
[5] Universite Cheick Anta Diop,undefined
[6] Laboratoire de Bacteriologie Virologie,undefined
[7] Hospital A. Le Dantec,undefined