prevalence of human immunodeficiency virus, hepatitis c virus, hepatitis b virus and syphilis among individuals attending anonymous testing for hiv in luanda, angola.human immunodeficiency virus (hiv), hepatitis b virus (hbv), hepatitis c virus (hcv) and syphilis remain major infections around the world. in angola there are about 166 000 individuals living with hiv, representing a prevalence of 1.98% in adults between 15 and 49 years of age. in a 2003 study in luanda, 4.5% of pregnant women had antibodies to hiv and 8.1% to hbv, and 5.4% were infected with treponema pallidum. objectives. the aim of this study was to determine the prevalence of hiv-1 and 2, h ...201323472697
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