title: [A case of T-cell chronic lymphocytic leukemia with both helper and suppressor phenotype, and helper function].
mesh_terms: D006801:Humans; D007945:Leukemia, Lymphoid / Q000276:immunology*; D008297:Male; D008875:Middle Aged; D010641:Phenotype; D013601:T-Lymphocytes / Q000145:classification; D006377:T-Lymphocytes, Helper-Inducer / Q000276:immunology*; D050378:T-Lymphocytes, Regulatory / Q000276:immunology*