Tracing HIV-infected blood recipients: large-scale recipient screening vs look-back testing.
D000914:Antibodies, Viral / Q000032:analysis*; D004812:Epidemiologic Methods; D006678:HIV / Q000276:immunology*; D015483:HIV Antibodies; D006801:Humans; D065227:Transfusion Reaction
D000914:Antibodies, Viral; D015483:HIV Antibodies