title: Lymphocytic subsets in the acquired immunodeficiency syndrome.
mesh_terms: D000163:Acquired Immunodeficiency Syndrome / Q000276:immunology*; D000328:Adult; D006716:Homosexuality; D006801:Humans; D008198:Lymph Nodes / Q000276:immunology; D008213:Lymphocyte Activation; D008297:Male; D013601:T-Lymphocytes / Q000145:classification / Q000276:immunology*