title: From the Centers for Disease Control and Prevention. Persistent lack of detectable HIV-1 antibody in a person with HIV infection--Utah, 1995.
mesh_terms: D015492:AIDS Serodiagnosis; D000328:Adult; D015483:HIV Antibodies / Q000032:analysis*; D015658:HIV Infections / Q000276:immunology*; D018023:HIV Seronegativity / Q000276:immunology; D015497:HIV-1 / Q000276:immunology*; D006801:Humans; D007124:Immunoenzyme Techniques; D008297:Male; D012680:Sensitivity and Specificity; D014589:Utah
chemical_list: D015483:HIV Antibodies