title: HIV versus the immune system: another apparent victory for the virus.
authors.affiliation: Division of Viral Pathogenesis, Beth Israel Deaconess Medical Center, Boston, Massachusetts, USA.
authors.forename: N L
authors.initials: NL
authors.lastname: Letvin
authors.forename: B D
authors.initials: BD
authors.lastname: Walker
mesh_terms: D000818:Animals; D018791:CD4 Lymphocyte Count; D015331:Cohort Studies; D006678:HIV / Q000502:physiology*; D015658:HIV Infections / Q000453:epidemiology / Q000276:immunology*; D006679:HIV Seropositivity / Q000453:epidemiology / Q000276:immunology; D006801:Humans; D007107:Immune System / Q000502:physiology*; D007156:Immunologic Memory; D007630:Kenya; D012307:Risk Factors; D013602:T-Lymphocytes, Cytotoxic / Q000276:immunology