eighteen infants born to anti-hiv-positive mothers were tested bimonthly for immunoglobulin m ( igm ) anti-hiv by western blot and hiv p24 antigen ( ag ) by enzyme-linked immunosorbent assay ( elisa ) in order to determine the role of these markers in the early diagnosis of hiv infection .
C0019699
hiv-positive
C0019693
hiv infection