Marcy O/ Borand L/ Ung V/ Msellati P/ Tejiokem M/ Huu KT/ Do Chau V/ Ngoc Tran D/ Ateba-Ndongo F/ Tetang-Ndiang S/ Nacro B/ Sanogo B/ Neou L/ Goyet S/ Dim B/, Pean P/ Quillet C/ Fournier I/ Berteloot L/ Carcelain G/ Godreuil S/ Blanche S/ Delacourt C; ANRS 12229 PAANTHER 01 STUDY GROUP