Virological profile of pregnant HIV positive women with high levels of CD4 count in low income settings: can viral load help as eligibility criteria for maternal triple ARV prophylaxis (WHO 2010 option B)? - Njom Nlend AE; Same Ekobo C; Moyo ST; Nguetcheng GC; Ngang P; Lyeb S; Meka L; Baane M (The Pan African medical journal, 2011)