title: Clinical forms of chronic lymphocytic leukemia. Implications for prognosis and therapy.
mesh_terms: D001402:B-Lymphocytes / Q000276:immunology; D002471:Cell Transformation, Neoplastic; D003937:Diagnosis, Differential; D006801:Humans; D007945:Leukemia, Lymphoid / Q000145:classification* / Q000276:immunology / Q000628:therapy; D011379:Prognosis; D013601:T-Lymphocytes / Q000276:immunology