▁to ▁emp ower ▁the ▁study ▁to ▁efficiently ▁and ▁precisely ▁meet ▁the ▁study ’ s ▁specific ▁a ims ▁through ▁the ▁rec ruit ment ▁of ▁additional ▁women . ▁Total ▁en roll ment ▁in ▁ 2 0 0 1 - 0 2 ▁( WI HS ▁vis its ▁ 1 5 ▁and ▁ 1 6 ) ▁was ▁ 7 3 8 ▁H IV - pos itive ▁and ▁ 4 0 3 ▁H IV - negative ▁participants . ▁ ▁Begin ning ▁in ▁January ▁ 2 0 1 1 , ▁the ▁W I HS ▁opened ▁en roll ment ▁again , ▁in ▁order ▁to ▁replace ▁those ▁women ▁who ▁had ▁died ▁during ▁W I HS ▁III ▁and ▁W I HS ▁IV . ▁Total ▁en roll ment ▁in ▁ 2 0 1 1 - 1 2 ▁( WI HS ▁vis its ▁ 3 5 - 3 7 ) ▁was ▁ 2 7 6 ▁H IV - pos itive ▁and ▁ 9 5 ▁H IV - negative ▁participants . ▁ ▁In ▁the ▁summer ▁of ▁ 2 0 1 3 , ▁the ▁W I HS ▁will ▁begin ▁en rolling ▁approximately ▁ 8 0 0 ▁women ▁from ▁the ▁W I HS ▁Southern ▁sites ▁( At l anta , ▁G A ; ▁Chap el ▁Hill , ▁NC ; ▁Miami , ▁F L ; ▁B irmingham , ▁AL ; ▁Jackson , ▁MS ). ▁ ▁All ▁potential ▁study ▁participants ▁under go ▁an ▁initial ▁screen ing ▁to ▁determine ▁study ▁el ig ibility . ▁If ▁the ▁woman ▁is ▁willing ▁to ▁take ▁part ▁in ▁the ▁study ▁and ▁gives ▁informed ▁consent ,