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Federal
Impact of HIV vaccination on laboratory diagnosis: case reports
U.S. Department of Health & Human Services —
Background It has not been clearly demonstrated whether HIV vaccination can complicate routine HIV testing. In this report, we describe the laboratory data of two... -
Federal
Risk factors for hepatitis C virus infection among blood donors in southern Brazil: a case-control study
U.S. Department of Health & Human Services —
Background In Brazil, it is estimated that between 2.5 and 4.9% of the general population present anti-hepatitis C virus (HCV) antibodies, which corresponds to as...