title: Letter: Concurrent malignancy in T-cell chronic lymphocytic leukaemia.
mesh_terms: D001984:Bronchial Neoplasms / Q000150:complications; D002471:Cell Transformation, Neoplastic; D005455:Fluorescent Antibody Technique; D006801:Humans; D007104:Immune Adherence Reaction; D007074:Immunoglobulin G / Q000032:analysis; D007945:Leukemia, Lymphoid / Q000150:complications / Q000276:immunology*; D012004:Rectal Neoplasms / Q000150:complications; D013601:T-Lymphocytes / Q000276:immunology*
chemical_list: D007074:Immunoglobulin G