title: Immunological aspects of non-Hodgkin's lymphomas.
mesh_terms: D006801:Humans; D008198:Lymph Nodes / Q000276:immunology; D008213:Lymphocyte Activation; D008214:Lymphocytes / Q000276:immunology; D008223:Lymphoma / Q000145:classification / Q000276:immunology*; D008228:Lymphoma, Non-Hodgkin / Q000276:immunology*