title: Letter: Immune mechanisms in infectious mononucleosis.
mesh_terms: D003601:Cytotoxicity Tests, Immunologic; D004854:Herpesvirus 4, Human / Q000276:immunology; D006801:Humans; D007111:Immunity, Cellular; D007244:Infectious Mononucleosis / Q000276:immunology*; D013601:T-Lymphocytes / Q000276:immunology